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8752, 8752P, 8756, 8756P, 8757

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1. ze 5 5 222 5 m TRANSFORMER 1 wess 8 wELLOW BLACK FIORANGE 21 LI 33 1 Gil Boge SS lt 20 55 8218 as At YELLOW BROWN ORANGE 2589 amp WHT T 062 Es 2 2 25 z 58 7 LI 12 L3 LEFT SIDE ET 20 WHT DIGITAL TEMP INDICATOR OPTION gt 55 EZ wij E Es 559 111213 u DS SS v 8 POWER 7 RIGHT SIDE EET SWITCH 5525 a Dott 55 pu ake Parapet 8 3zz ibd m PEDE BLACI E i NA 58558 wn WHITE o NA Ne us 5 O BLACK 5555 333 5 5555 z 85 BTR BLACK 2125 COMP RELAY RELAY 5 RELAY E Q4 Ll 5 a 519 5 2 T am 2 Ti SG cone OY uy 8 8 94 5 D 13 13 e 3 0720 1 13 14 13 14 5 OD TAS 5 S f BEE uoa gt ORANGE 118 Ve
2. Jg ke Bee SY 2 e t up 5241 mt El FD BESTE BE Ps 4115 20000 go 000 ole 24 33333 o ojo 2 CELI ET LI X32276 223 Qi e CI BOARDPOWERGENT amp 2 052825 INSULATOR POWER BOARD 632485 NUT 8 32 HEX 000969 SWITCH TOGGLE 4PDT 037394 ON NONE OFF Parts 80 Models 8752 8752P 8756 8756P 8757 8757 Mix Cabinet X49568 WOTORREDUCERSIREWSS 630918 s SHROUDA EVAP OABINET X49124 7 6 SCREWSSzXVEBINDERTD 0287 SHOVVN 060307 Models 8752 8752 8756 8756 8757 81 Parts 8757 Hinge Door DESCRIPTION PART NO ITEM DESCRIPTION PART NO X20315 9 SCREW 10 32X1 4 RHM ZP 000922 GUARDTHERMOMETER 02584 HINGE SELF CLOSING
3. 070809 Controls and Systems 18 Models 8752 8752P 8756 8756P 8757 Temperature Adjustments Setting Product Temperature 1 Position the fine adjustment potentiometer at mid range This vvill limit the fine adjustment range to 2 F 1 1 C 2 Turn coarse adjustment clockwise to the maximum position 3 After about 5 minutes of freeze down time check the product temperature When the temperature of the sample portion is approximately 1 F 5 C above the desired serving temperature slowly turn the coarse adjustment counterclockwise towards minimum until the refrigeration system cycles off 4 Allow the unit to operate through three refrigeration cycles without a draw 5 After the third refrigeration cycle off check the product temperature and make further adjustments if necessary to the coarse adjustment Note Due to the sensitivity of the temperature adjustments and the amount of product in the freezing cylinder it will be easiest to make an adjustment from a warmer temperature to a colder temperature with this control To make a colder adjustment first allow the compressor to cycle off Then as the coarse adjustment is slowly turned clockwise colder the red SET P
4. z 00 ooo z ooo z mus z Available Separately 071018 Models 8752 8752P 8756 8756P 8757 90 Parts List 2928 9878 2928 ____262520 ONLLOVHLX3 AGO 3ATVA OIT 001 eeereo NOTIVO 6 05 890 110 1 1880 100 3016 1 1 6 6 XIN V 1 OLLSVId NOTIVO G I XIAINV L ogol IS LLOdS HIONNTd HOLIMS 10920 00 1 270 dINOO ONIHdS NIH T3Q HO LIMS 3UNSSAHd NOLSId _ 00 z 86600 qO 8 5 X _ 00 z HOLIMS 3unss3ud WovuHdvia _ 00 X HOLIMS JUNSSAHd dVO co 2 920 NIHT30 HO1IMS PT tivo xin 0 HOLIMS ALLZ S21 W Li LOdS H3Ad THOLIMS 11 s9260 ISIMLNIMIHOLIMS PO co LSIML NIMI MYHO HOLIMS 889660 u HOLIMS 06 20 zszeex v6 6 8 HOLIMS V 080860
5. 031002 NMOYG away HA 285 waka KINO 911009 LAN pe ov gt 0 00 8 3 E 3 341915 3018 m poti 5 ZR 5 RV 6 5 3574 E ane 5 3dul 18 ere 5 5 gars wg 21901 1 91 21901 1337 2 440 NO TEE 5 NET 9 9 9 12 PE ana 08 24 Poi 5938 E 320 420 919 9 5 HOLIMS 5 8 ja 2 m 3NYHSH3N m E ___ gt wn H wind olny HS M 5 c HSVM 1904715 xim 2 lo MER 308 1802 1305 ANd 135 aped OHNO 1305 410 14404 435 HOLS dit 54 ES 9 anne 39938 AS 398 MHS AST Aldun939 x 1 SAVES ONnOuS 15 ad XIN 39945 MOVI3A N3389 3415 MO T134 N3349 Model 8756 037807 33 WOLNYEd NOI 140 22 4 Model 8756 037807 40
6. 6950 133 T MVHO HO1IMS IWHV 151 1 HO1IMS 688820 1 01 1 4 u 00 i 84600 866 91 8 SS t ee 7271 W 2 0S2 HOLIMS V 1 i __ 1 087 WHY PP vit HOLINS ver SS eor 60 1SdS 31990LHOLIMS 31vadn 55770 ALO ALO ALO 2828 9928 2918 NOILdIH2S3G e o Available Separately Parts List 91 Models 8752 8752 8756 8756 8757 anogHs XIN cLe0 U so cor cor EC e _ zleosuN d ooo 000 2 1 81976080 6850570 95 1760 lt 0 0 0 na 000 9297600 di Hd MO T38 er t 50 er 9 co co 90 55910 ALO 2928 ALO 9578 ALO 28418
7. 3A IVA MOSHO V TIVM9L L X TANIA SENL TIVM9L L X TANIA SENL 4 Available Separately Models 8752 8752P 8756 8756P 8757 104 Parts List YOSSIYdNOD 10151889 2 neose mu Jam ie A 27 m Em 9 880 gioca YOSSIYdNOD QNV 13d09 qamla 5 m Le LI GRN YEL 3801VY33 300 ABONVIS 3Hl INOHLIM S 13Q00N NO IN3S38d LON 1 38084 dN3l 1808715 Model 8752 037808 ti 153100 wg TE TE asna 21 ENT m 2 801231084 30108 8 2 5 Y01830 Secs XIN E 58458 4 M AVIS 214 ms 2216 2860 E d E 8 2 8 El x p z i 3 5 5 4 B Tede ano mig 11 a gt
8. NON LNOdS PT 8 988090 OLLTV LSIH3d uq j ee 2 9880 OLLIVLSIH3d d Nnid LNOH4 ONISnOH Peco t __ GOOH 2 1 20 LW TANVd 170A 006 2 Lc LHOddns __ 62080 t 020 600 H3MOT3lvd pO 3ONIH eee POW _ 00 02x j el 1 A 3004 9 4136 98 8 NYd 3dino 60980 2828 NVd 3dino 31vadn 55770 ALO ALO H38WfIN 49848 4 978 NOILdIH2S3G RENNES E MEE Es m _ S Ta E p S ____ SATA ec s 2 0 li E ari po P S Available Separately Parts List 99 Models 8752 8752P 8756 8756P 8757 499 8 4 978 06 8 NVd LO 0I XIIN TIVd 1HOHS 9S v9 v99 09v GNLS LAN 99 799 097 GNLS LAN 4 HSNd S NVA Pp WBISASNVW 11 1 r 68290
9. 48880 OLIVLISIHId dind d3TIOH 00610148 6 339 00001003 cor 2 183 46 NOZIHOH A0vZ V 8 cor 09ee0 A 0 LadS Av 13H 2 zo 09 08 0 802 02 31 4 Av 13H PO j 189670 OVOTHJAO AVI3H amp 8 22840 PLIVZASTINd 0000 60 97000 529 vec HOLSIWH3H L340vH8 xin 60 t _ Z929X LHOHS 8 3HOHd Pte 60 z zoa HOLSINH3H Y tivo xi 60 SHOLO3NNOO TIVS M XIW V 3HOHd 1 969600 31OH AVHL PT e gegreex DIN 98 03Q V 1 PP 93 v 80800 OLLSV Id H3HSVM PtH 60 009820 4 60 1 66980 1431 3015 99 199 e L 1 868890 99 199 H MOT T3NVd H3MOT T3NVd Pts HO 60 z 3015 H3MOT V TANVd PO __ 9528 LNOH4 V TANVd _ 66 2918 V TANWd PT o
10. 106 5 1457 cor 1 seeesx 8 XIA V H3AOO anzezerosr aais 1H914 cor 20 O XIA Y H3AOO _ _ 000 Jj t 0020 H3AOO XIW LOOS 188860 H31N39 36VHOLS 0 C 92 86 319NIS MNV XIN Y 60 2 918890 INnOS HOSS3HdINOO H3AOO _ z 13S 91 9 X 81 91 9 M3HOS oo ls 8 v 8 2 1 v 3AlHq ONI1dnOO tivo xi 60 _ 26620 Z 8X6 OV H3SN3QNOO 26161067 eeosvo MOUS HPIXI81 9V HASNSONOJ z 01050 181 1 09 02 cor HOSS3HdNNOO LHVLS AVI3UY 1015199 1 09 06 eor 2 064460 092 3 61 191 LUVIS HOLIOVdVOT 31vadn 55770 ALO ALO H38WfN 49848 4 978 1 NOILdIH2S3G Available Separately Parts List 97 Models 8752 8752P 8756 8756P 8757 499 8 4 978 JU tivo xin 60 esso pe e u3ondau v uv3o T XIN 8vO L3 S VO 781050 XIN 8VO LIMSVO o 00 8 4880 91 3504 PO z 0 00120148 LH31v AHS 339 80727005 TALS cor z zegeso 131100 dAnid ONLLL
11. EES I EE BOARDPOWERGENT amp 2 082825 CABLE RIBBON PWRIRELAY TS 09244 9 SOREWSSEXSBRHMSTNL oroso FUSE A L2 FEED R H X32478 FUSE FEED RH X32477 PANEL A CONTROL X32343 SCREW 8X1 4 SL HEX HD TYP B 009894 RELAY A 240V X53574 Models 8752 8752P 8756 8756P 8757 71 Parts 8756 8756P 8757 Draw Switch X38921 SPAGERSWITCHARM 682 778 ARMSWTCHDRAWIEFT 63848 79 PNPWOTDRAWSWTOH Parts 72 Models 8752 8752P 8756 8756P 8757 8756 8756P 8757 Blower X53725 PART NO DESCRIPTION ITEM PART NO DESCRIPTION ITEM SCREEN BLOWER 053729 AN sn LO 0 1 0 P tc 4 m e 2 MOTOR BLOWER FAN 2 WHEEL BLOWER CLIP SCREEN BLOWER 053730 Parts 73 Models 8752 8752P 8756 8756P 8757 8756 8756P 8757 Cap 8 Relay Box 52683 23 o LI ITEM DESCRIPTION PART NO ITEM DESCRIPTION PART NO RELAY START COMPRESSOR 051957 8 BUSHING ANTI SHORT 3 8 019117 SCREW 10 X 3 8 TYPE B HEX 015582 9 GREENFIELD 3 8 020495 12 PLUG HOLE 7 8 DIA 010077 STRAP CAPACITOR 7 1 1 32 037890 STR 0958 NOT SHOVVN Parts 74 Models 8752 8752P 8756 8756P 8757 8756 amp
12. _____ co tl 95 8 G98 XIW SNI V HOOG rer ad a a Egara ea a 77740 S 2 9 0 SNI V 00090 sor AMVHCY3AA 9000007 cor gu 00090 00008081 000 JAVA 1 8 P 10 PE NV GO tM 8r 000 9 9 20000 MEOL X GO _____ _______ 00 e zao X GO 9 6 Pom itt 000 v v X GO PO 000 966960 SS 8 81 91 6 1 SSAINIV1S INANLSNTOV MAHOST 05 40 07 X GO v I ONIH O 318v1Snrqav 31gNVH zex TIONYH TISHS 7 0 385 9 31vadn 55770 ALO ALD ALO HUVM 2928 9448 2978 NOILdIlHOS3G eo Available Separately Models 8752 8752P 8756 8756P 8757 86 Parts List 2928 9878 2928 00 3 III EES 161910 X 8 ONIH O 150020 M6E L X GO 8 1 ONIH O y 8 2120 M6E L X GO 91 L ONIH O 799810 MEOL X GO 8 L ONIH O 926870 d18nOG LH
13. oe E lt s ss i loalowlon n lt 3 TE El s XIN D ogre Quvog AV 13u Hu3MOd MUN 5 2 X18 gt T TT 9 oL ES 3 ae sloslosiozlo Gz E HOLINS 38155384 8 to HOLIMS 1noin5 YOLOW 831V38 85389 H9IH s i anal 1815 14 0 2 im D B 6 ore BO ET El 1 EO G 0 G 25 5 HOLIMS En 2 E EIS 8 Hg m i u 3 HO qu 8 5 El I 8 e H 60 57855 D 1 88552522 ge 25 2244122 X18 3803 11 RED xX Model 8752 037808 33 LI L2 GRN TEL 2 BLK BLK EXT lt GRD a a BLK COMP RELAY Li TI BER CAPACITOR NS USED ON BLK nwa
14. XI 50108 131638 E Es zw e m wet AHN HOVE Units built before 11 15 04 BLACK NECTED TO PIN AT EACH END Bel 5 TRANSFORMER _ wees sack 2 a SS zo oL amp 5 5 sl w 8 as YELLOW BROWN ORANGE gt 8 WHT cn 4 hal Ll 2 m 111213 LEFT SIDE Ze 2 DIGITAL TEMP INDICATOR OPTION gt 5
15. gt 8 8 d 3 9 9 lt om 5 WA 131638 yore asm 2 46 T dora 2 3018 2 INTE 7 ITE x 10113443385 X aer Tan sO SO xo 8 23 ENT ITED 1011311183380 Y 30 N x asna ix Y s 3 277 20 Z 222 iC E 3118038 im G 1 _ f 10 038 20 x 5 58 8 27 oe 07 8109 s T Es 23 E A zz EL E ae Ji 5 1130 H31V3H ds 9 NOILVSN30NO2 ex 1 3 4 825 ou El lo lo loslo G 8 502020 44 080 u El a 8 Lo 3 PER E I 28 dou 4 913 10113 15 10 69 1 s a 5 45 305533402 Lu 08 08 AV138 83M04 1431 2 E iz 5 E 011V83918338 XIN 55 25 33 2 ss e 2 s 54 z amp 8 8 83 zz 801231084 30108 2 bite 8 5 2 S94 5 41018310 m O O Bos k 214 O ons X amp N 1 5 Y El 7 8
16. 111 XIN IWO LLOS IAIH L __ HOO XIN n ic 211 i gt cor 211 99 99 3dIS V cor z 5 PT 60 98 89 J13HS V 2 26106 8980 10 13HHV8 S1HVd AVHL Y cor 6850 8 1 8 X 18 22 dIHQ AVHL 2 4 zgtozo 8 1 8 X 18 91 4 hzc eeereo 1 NOTIVO 6 XIA MNV L sz NN 1 E 092860 110 3015 ONOUM MNVL XIIN 1 191850 110 ACIS LHOIU MNVL XIIW 1vO3d GGL8EX S IVO3Q M XIN V 6 2020 OILSV1d NOTIV S SL 092260 AO0Sc SeIVSILOdS H39N TTd HOLIMS 76190 SL8 XLV0 X08Y dINOO ONIUdS 69260 866 10 Qo 8 9 X 010 672020 HOLIMS 449260 HOLIMS 1 839250 1SSAINIVLS HOLIMS 8 663 4 4408 XIN z G861SX 4 SS3TNIV1S JUNSSAUd V HOLIMS _____ 252660 NLLE S2 I VEI LOdS H3A3T HOLIMS 31vadn 55770 ALO ALO 49848 deSZ8 NOILdIH2S3G 601 601 Ooo i MM pb
17. 9 672020 HOLIMS 3tinSS3tid NSVtiHdVIG 812710 1NIOd 9 01 0 0 IL NOIS3Q dVO 875050 JOHS LNOHJ ONIUV38 1H NON LNOdS dN 666558 926870 LH HOOC LIVSVO 0928 0 IVAOINAH 0 1001 612550 8 5 X GO 1 1 Pl 095260 14VHS 1 36 za 9 2120 X GO 91 E1 DNIH O n j um 6v2020 HOLIMS 3unssaud WovuHdvia oo e 60080 X GO 8 1 Z ONIH O ooo 006000 X GO NI 03HO ONIH oo 59980 z H MEOL X GO 8 L ONIH O 00 _ 2290 X GO 91 S ONI O oo 020 X GO 8 ONIE O 00 MEOL X GO 8 ONIE O t INIOd 9 QI 0L0 L NOIS3Q dVO e 96 7 1NOHJONIV38 t sreoverx ON LNOdS 1 1 z 949950 201 VM 5841 15 408 5 015 14 8 qv 1OS dal IvLlIOId HOLVOIONI 80 1 29 HVIOS pg pp LIN T3NVd L IOA 00 31vadn 55770 ALO ALO 2928 9448 2978 Juvd NOILdlHOS3G Available Separately Parts List 87 Models 8752 8752P 8756 8756P 8757 2928 9878 2928 cor ___ _____ ueezex
18. 55 268 T 2520 5 Ll L2 L3 z 8 POWER RIGHT SIDE SWITCH 5 EXT Hoth u 555 APDT M pe Su d El a Cor stack 5 52558 d WHITE 22 8 Ez BLACK lt lt zzz v S E BTR BLACK 3 2 3 comp OMP 8 RELAY Q RELAY RELAY 5 Ll x Te L2 12 re GT come ot D 5 dom G 13 14 13 14 5 13 14 o Oo vov 6 Y 16259 5155 feo Al A Al E z xes mo ORANGE SR a 21 BLACK mm 8 2 L 12 2112 Be TRY amp 1 D 4 1 21 Hou D 5 sb B 3 33 ORANGE M 8s 2 lt MHITE BLUE WHITE lt 21 n s4 m s 5 5 sls El o T El 8 B3 2 L E COM BTR PUMP FAN MIX 8 55 5 5 z al a 55 5 4 TH 5 BLACK 24 5 5 coup Y wT E COM BTR PUMP FAN MIX MIX REFRIGERANT 4 ISEE FIG D BLACK WHITE ORANGE CABINET FAN MATER COOLED ONLY YELLOW By wn BLACK BLACK NHITE CONDENSER BLOWER ATR COOLED ONLY MIX PUMP MOTOR BLACK WHITE RESET SWITCH ouer 5 ote
19. 9NIHV38 H3HSVM 2 1 166820 8 SSVH8 LON 1 2 26682 1935 PO 00 i v l TI3HS V i LANI8V9 d NNd HO LdVQV SSV1O ALO ALD ALO S1uvd 2528 9848 26 8 1HVd 5 dN 000LLLSP 16 8 4 662604 95 8 4 61 60609 25 8 29 WALSAS NOILVH39IJ33H NIVIN ASVHd 601 3SVHd 601 2 09 2 09 OSE0SX 83880 84 5 H31 V38 M ASN 601 601 Available Separately Parts List 83 Models 8752 8752P 8756 8756P 8757 11 60 10 2 1 161620 8 68206 OL HOlHd 95 8 cor z 6298V0 x e vorogo 222 10904 0 z 222 0904 064450 222 0904 2 906 69206 OL HOlHd 99 8 NIVIN esesgvo 918cS0 114290 122010 24402 EO C o ERO 222 II 6660 4 8 68206 98 8 NIVN zis 88290 109 052 XIN 12901090 9 9 8 22109 2928 2 09 411 8160609 2448 LANIGVO Le98v0 01 HOlUd LANISV
20. Pee Available Separately Parts List 103 Models 8752 8752 8756 8756 8757 0 ET e 022000 ewe Z i seo 9 ____ tii _ 9 ____ 8 t _ 9060 eeso 620820 __ 906290 82120 8 __ 1 zo 8 ____ 8 ejej E p e 855 p CN Ov ON z sax SHO 3ATVA 000 9516090 21 Nid i 1 31vadn 55770 ALO ALO H38WfIN d9SZ8 4 978 1 NOILdIH2S3G 49928 32928 HOLIMS 9 55 aO 0 I X di 907p HAHSVM 1 55 4 NIVHL O3GIA 3A IVA NOISNVdX3 LOOG8 144 v LX Sv L OLQV dX3 3AT1VA Hd3 3AT1VA 06 5 v LXTAW V L SSAOOV ANIVA U1010S88 X 14v l 8654 301057 1 X 149 654 YAC10S 8 X SSHOOW ANIVA 106 8 X 14 1 5864 SS 80 920 006 dNOO ONIYdS ov 1a udaafid 1HddOd X ONINIV L3H Nld M6 l X GO 9L L ONIU O 3A IVA 8 L 0 47005 8 L 3A IVA
21. 0 218 6ees0 904 60 e 1 4904060 tivo xi 1 1 2001 1 2 4296540 1 S960 000 0956602 cor Es 2 280120 x ooo L Z 3 T 98 Pas 280120 000 8 1 vz e9s020 ppl qp NE SIS ECTS 2 t n El E EN jaj 210720 Oooo t 31vadn 55 10 ALO d9SZ8 ALO 42848 H38WfN 49928 32928 2ZOS88 11V 91HOSS3Hd OO HOSSIUdINO9 ONILNNON HOSSAHdINO9 LUVLS AVIAHT 47692 912 LHVLS HOLIOVdvOt AOZE 4ANGE NnH HOLIOVdVO MAN A3d 39481S9 HOSSAHdINOO HOSSAHdINO9 LUVLS AVIAHT 140863 0 251 70 HOSSAHdINOD 44 X SHO 26 QlON310S 3A TVA 8 1 184 0 J3lT3H 3AT1VA TIVM 91 1 X 8 1 TANIA 18NL oILTVLSIH3d H313 NOLOH NOILO3fNI HIV ONI LLIJ SSVH8 dN 5 7 31nuuad dO 94 4 X 3avH801AN 38n L X 49 1 THAIMS HOLd VOV NOILO3fNI HIV V SSVH8 dN SZr 31nuuad dO 94 4 3avH801AN 38n L X 49 1 TAAIMS HOLdVaV vZ V OLAV 144 b L H311ld4
22. STANDBY m 22 2 COMP 10 AIR COMPRESSOR Cate 10 5 2 a Estar ois B INTERVAL s EN SWITCH INTERVAL SHANE TEMP z 18 5 5 15 05171 SM 5 MIX COND FAN OFF OFF n MFG DATE s s ID morum x E E 5 RESET Sa 2 8 4 e 5 Model 8752 7 023 5 052127 33 a Rev 5 04 Units built 2 2 before vi 11 15 04 5 LD nae NOINVHd Ni WOLIN OL P T oe K 3904 h es 2 Z MOUMIOH anna dina 3 E XIN d Pill 13538 Vm 775 1 2 L j Els me 2 el T 39192 MOL 9151 33 005306 IN 104 1802 2 1405 NYJ ASONYLS al 3653 A8 341515 IMG WAHSINI HOLL AS S315 AMO XIN xin 1808 135 HS MON 38044 XT nii 73018 ane 3ma MLA X3 21 11 533738 34815 40000 Model
23. NE MI xm soru wm 3018 96 55 Model 8756 d 98 914 9 4 i 2 ya 98 HOTTA TUE o tory LON 388 81281102 d 03319 ow SIL 51301902 42 NU El ONY EL 381 s0119vav9 a a es i Ee s o 5 9 4 De 2 CERE 7 lo 3018 2 x 0 u e man PE 3011802 PO TWNUSIN 3118 be 80108 3138 NO WIN AOTIJ
24. 020143 DOOR A INS MIX TEMP X24816 SP1 SUPPORT A HINGE X32521 WASHER 10 SHAKE INT 024420 Parts 82 Models 8752 8752P 8756 8756P 8757 Parts List 2928 9878 2928 nem anna x o a t ezoet0 222 O szex 9 N39 H3MOd QuvO8 N39 0I 0 T8 VO8 PP t w Ze9esovo ZH 09 05 AO 2 802 H3MO 18 HO1 OIN 1 er i rosso ROZE AN 01 oo _ __ ONILVINSNI 1008 ae 55 E E E _____ 1 24 asi Gb 66206 OL 98 8 sor HIMOTEHOLON ec 0 s 3 Ei S E _____ dE TVNIAH3 40018 x o v 8 o 875050 JOHS LNOHJ ONIHV 38 1NOHJ ONIHV38 962980 Java u3dvuos dno 982950 18 1 8 9 1 I LOv v L
25. Figure 2 Each light corresponds with a particular relay The light on the panel will not extinguish until the test is completed for that particular relay Logic Panel Light Corresponding Relay MIX LOW Mix Relay MIX OUT Fan Relay MIX Pump Relay STANDBY Beater Motor Relay WASH Compressor Relay AUTO Spinner Relay PUMP Portion Relay In each of the tests the relay on the power board will close and the component will operate for three seconds There is a ten second delay between each check When the self test is initiated all eight lights will remain on for three seconds At this time the processor will begin to check the power board relays as follows 1 The SET POINT light turns off 2 Ten seconds after the SET POINT light turns off the mix relay closes for three seconds 3 The mix relay opens and the MIX LOW light turns off Ten seconds later the fan relay closes Three seconds later the fan relay opens and the MIX OUT light turns off Ten seconds later the pump relay closes Three seconds later the pump relay opens and the mix light turns off Models 8752 8752P 8756 8756P 8757 21 Controls and Systems 8 Ten seconds later the beater motor closes 9 Three seconds later the beater motor relay opens and the STANDBY light turns off 10 Ten seconds later the compressor relay closes 11 Three seconds later the compressor relay opens and the wash light turns off
26. JY Y uS v 21141 5054384 03 Y dp COL mosque rM ana 081 ml ie ava E 108 El ore ET aan WRESINT 801184 0 PL i 108 19910 do GAY EL 351 ATTENTE 91 3116 11 40108 24 NO WNGINI 40118814 ANIA 31822 103 13108 INIBA BOLON 831138 508 30 QNY 11409 E 8 61838 03318 EM BIBIN gt voLlovavo mn mu Y EL Luis RE D Eu SAONE 193113919 dvi dis E Ei m 12 LI We Model 8752P 062336 27 Rev 1 06 6 ET T 1m mE e 1401931084 8 5 5
27. __ co ox ES t 08 31vadn 55770 ALO ALO H38WfIN 49848 4 978 1 NOILdIH2S3G e EE Ooo 00120148 00150118 p 2 1 med 1 i c Fas p fac Ca I p 4 pe N Available Separately Models 8752 8752P 8756 8756P 8757 98 Parts List 8 198090 00 8 0920 000 1 896950 o0 8 24290 8 oo v S 2000 ez 926800 85090 96 6976 7 1 092870 095260 616910 161910 cOrvLO 926870 CN tO lt ____ EE SS EE 49928 32928 LNOUd HOHS ldVHS J3AIHQ 1V3S JA IVA MVYC WAS X QO 91 S ONIY O MOZ0 X QO 8 ONIU O MEOE X GO 8 ONIU O 2 UOOG LAMSVO 9 01 010 1 640 4 JOHS LINOHd DNIHV3H NON LNOdS dN IVAOINAU ONIU 0 IOOL 1 4 5 1 35 X QO 91 S ONIY O 040 X QO 8 ONIU O MEOH X GO 8 Z DNIY O 2 14 5 9 010 L NOIS3Q dVO
28. 1139 935 SAVES 341015 9 381545 MOTI3A N3349 3018 ame 81815 2119 MAYIS Model 8757 042793 27 WOLNYHd NI H2iv3H Wid NOUYSN30NO2 E Le 180 VOLVOONI 431 791016 Tos wor vom al gt a ap ux F L 5H 5vHd 315NIS 031931099 SHOJON 831938 ONY HOSS3HdAOD 3Nn ann HLN 1X3 ann A ua3iv3a 334938 184 T T g H mati pa m gt 5 34043 NOS 2E P i NOMOS 8 je l 18 L JAHLS 31 HA y5vd P SV NOUVI S walv3H 299 Live j Quvoa Qem AV Tan 4 1 i z E 5 5 TA 13938 i 01 0 3 z 1 r I us 5 6 F 3804 TF 1viSOMd3Hl H2LIAS ANAS aan B 2 lt 5 z JUJLIMS gt 53804 341816 MOS 793339 8 21901 0
29. mi s 1 do FOOL 19482 e s 1 SCREW 8X1 4 SL HEX HD TYP 8X1 4 SL 009894 SCREW 8 32X3 8 RD HD STEEL NUT 8 32 HEX FUSE A L1 FEED L H FUSE 15 AMP CARTRIDGE FUSEA2FEEDLH oare BOARD OWERGENT amp 2 092525 779 INSULATOR POWER BOARD 032485 72 LABELLOGIGPANELIEFT 082889 25 PANEL A PANELA CONTROL 32343 PANEL A CONTRO TOGGLE 4PDT E ON NONE OFF Parts 70 Models 8752 8752P 8756 8756P 8757 8756 Control 51936 PPP zd OO 9 2
30. zree0 28 8 030 31414 1 60 CLO Nid 009880 JAIS 1 1 1 1431 3915 9900 1848 900 95 99 9090 490 1918 ___ i seseo 99 99 ___ 18 7979 PtH 2 3015 13NVd RA ON 24 esegx 3015 13NVd 1848 LNOH4 V 13NVd i J ag 9618 LNOH4 V 13NVd 46688 2918 LNOH4 V 13NVd AHWVgHIVHOION S zezao 1 21 i 1 4 1 11 909480 ONO1 8 9 11 dIHG NYd cor 1 1528 V NVd 31vadn 55770 ALO ALO 2928 9448 2978 NOILdIlHOS3G Available Separately Parts List 89 Models 8752 8752 8756 8756 8757 Eo o 00002187 OL 2928 9878 2928 cor 5 92900 1545 9901 NO 3NON NO 10d0 3199
31. FAN A C amp E Al A2 BTR RELAY RED BLK I POWER 5 2 8 SWITCH l S su Jo BLK ePDT 13 T3 x B BLK 13 14 OVERLOAD RESET BEATER Al 2 x NA 5 MIX EVAP FANS BLK WHT BLK WHT 5 21 17 E lores 8 Sg ab 25 o ta m E S 8 BLK 2 gt 5 x BLK 58 E El 5 2 5 7 0 a o 2 a m COMP BTR PUMP FAN MIX d E zu 53 5 A 5 lt REDIBLK zS WE T SOFTECH CONTROL YEL 55 Ser POINT wi 55 pro 22 uod ya EP m 22 EI vem 5 E e mb 5 T Hon 8 B INTERVAL i ne 5 gt pru SWITCH INTERVAL SHAKE TEMP MIX COND FAN TE Siini 5 gt zd urs pate 58140 3 2 5 0 0 18 RESET 1 s 8 e El lt 9 EI lt 23 be O2 o lt El ug 8 amp 5 IE 9 5 55 5 a Cf u Model 8752 80553284402 1015188 IQ OI 0151538 NE vou lovers md
32. 2 XIN 5822 gt T z _ 8 ws 1 El El z 8 2 8 El cor 5 z 4 50555050 ds 14123 zd is 21 55 7 04 40 02 T y 2 _ 4 ni 5 89 48 08 138 83104 4 PPX I ERES 073 1 UA s 2 8 Y 3 g E s 0 9 28 E eg allone 3 2 ne L _ __ 8 8 Ys y HOLIMS 09018310 100112 HOLOW 8319398 745384 HOIH dmi m n i 1 iG 3 d Sat WW a WW mi EO ei Ell m m s 80 HOLIMS 2 wu n E 5 o s aH n ww 4 2238 18 312121 we 3513 17 LI L2 enr 9 o BLK GRD BLK COMP RELAY au d CAPACITOR BLK 12 T USED ON e cow COOLED BLK WHT
33. 22048 s smon 036023 DOOR A 8786 WASHER HIOSHAKEPROOF 4 52 Models 8752 8752 8756 8756 8757 8752P Air Compressor 52378 5 NPPLENAPTXTSBLG 08 NPPLESHPTXTILONG 024 s SCREWIDzOGIBTYPFPAN 044888 060307 Models 8752 8752P 8756 8756P 8757 53 Parts 8752 8752 Control X33484 y T O V g ITEM DESCRIPTION PART NO RELAY 3 POLE 20A 208 240 012725 SCREW 8X1 4 SL HEX B 009894 RELAY OVRLD 1PHASE 4 5 7 5 049651 DESCRIPTION SCREW 6 32X5 8 TAPTITE HEX 041363 BOARD POWER GEN 1 amp 2 032326 INSULATOR POWER BOARD 032485 SWITCH TOGGLE ON NONE 024295 OFF PANELA GONTROL O peg LABEL LOGIC PANEL LEFT 032939 NOTSHOVVN NES 54 Models 8752 8752 8756 8756 8757 8752 8752P Draw Switch X33322
34. 9528 dIHQ V NVd JAVA cor 2528 oo egieio LO 01 cor egereol 1HOHS 9S v9 v99 09v GN LS LAN eot zeereo 1 96 6 99 09 GNLS LAN SM3HOSQNVH cor 808100 TVH3N39 8 1 z z 6160600 SS INdH 9 a esol 21 S NV3 9960 0 _ cor 09 M 021 NV3 HOLON 6889101 doe HSNd 3QV18 e Nv3 cor 89 2 INdHOSSL LLYM 6 NV4 HOLOW weegzezo 1818 98 8 28 8 HAdO NVIN 1 ZO 1 1 8 2 91 06020 TIVM 91 1 X 0191 6 TANIA 38NL v 120020 91 QO 13490S 6550601 SSVH8 GO 9 310Hu34 3unssaud 6689601 TV NTT 269280 NO 44O 1 5 138 1 _WAS 812S0 H3L1V3H HO IMS 138V1 H31V3H HO1IMS 138V1 s H3AOO NHVM 138V1 67 280 JAON NHYVM HOOC 138VI 1 092870 ONIH 0 1001 9v 090 HV3H XI 13H 1NOH4 3OHS 178080 LNOHH 1 4 5 WALSAS e 5 LANIEVO XIN N
35. ITEM DESCRIPTION PART NO ITEM DESCRIPTION PART NO SPRNGRETURNR 023468 Models 8752 8752P 8756 8756P 8757 55 Parts 8752 8752P Cap amp Relay Box 52670 ITEM DESCRIPTION PART NO ITEM DESCRIPTION PART NO EC IE CE STRAP GAPACITOR rane 057890 CIT CI NOT SHOWN Parts 56 Models 8752 8752P 8756 8756P 8757 8752 8752 Beater 8 Door Description Panno Seal Drive Shaft 032560 Shaft Beater 032564 Beater A 3 4 Qt 1 Pin X46231 EA Clip Scraper Blade 046236 O Ring 7 8 OD x 103 W Cap Design 1 010 ID HandeA Drawad reses 5 Models 8752 8752 8756 8756 8757 57 Parts 8752 8756 8757 Pump X36201 H Cap Pump Model 8752 023324 1 Cap Pump Models 8756 8757 Ring Check 2 OD x 1 2 021278 h Elbow Inlet 90 Degree 022502 4 i O Ring 1 3 8 OD x 103 W 018664 Tube A Suction 8752 X20450 Tube A Suction 8756 8757 X37293 Tube Vinyl 5 8IDx1 8W 8752 020945 22 8756 8757 58 Models 8752 8752 8756 8756 8757 8752P 8756P Horizon Pump cons 6 Roem 8 Screw Tnu 1H 0616 Tube Pump Dual purpose line air fitting to check valve amp feed tube to check valve TBulk R30326 060307 Models 8752 8752P 8756 8756P
36. VIQ 8 L HO LIMS NOILdIlHOS3G Available Separately Models 8752 8752P 8756 8756P 8757 84 Parts List 2928 9878 2928 Peco 3 1nodsevuooa _ J i sua 1OAld V 020 000 2 2000 MEO X GO 8 ONIH O 000 i X GO 9U S ONIH O P Omdamud 000 X QO 8 ONIH O _ 000 i 26600 08 _ C 000 i zaol 0 M0Z0 X GO 9 008820 Jj i _ 96692 31qNVH _ _ _ LH 13 LNOtid ONIHV38 4 00 J ell N39 SZ89 90 24080 sI N35 9578 N39 8 8 ONIHIM INYHOVIQ 22 resco NN 87260 HOLIMS 00 950 18 8 1 LANISVO SS NIM1 930 1V930 190860 1 88 199 20301 039 66 720 I3NI8VO LSNI NV319 1vO3G 002 50 XIW LOOS 269250 13977 HOLIMS H3MOd 4948 00002187 OL HOIHd 2928 L
37. i BLU BLACK BLK 12 13 GRN YEL BLK EXT BLK GRD 25 x 5 BLK COMP RELAY Le Ter 9 CAPACITOR 12 USED ON BLK AIR COOLED 5 ONLY 13 73 P 5 2 018 BRN _ 13 14 PS BLK WHT x 3 7 A FAN 8 WIC Al A2 BTR RELAY RED BLK LI g POWER o M 5 SWITCH 12 o L2 BLK E 2PDT Bits od M T BLK B 14 gi O FAN OVERLOAD RESET BEATER 5 5 Al A2 BLK E mA gt v 5 EVAP FANS BLK WHT BLK WHT v 21 11 4 E i Ka ob 25 xo 2S o LU Bu cO El gt ul 5 VE y El gt fc 22 ER lt BLK B m zi x o EE 95 o LU 5 x x 2 zu COMP PUMP FAN MIX I vm onm EE RED BLK Nx s wnt HAS Faw mre SOFTECH CO
38. 1 09 08 062 802 o CT ITS 18 ONISNOH ____ wa 4 AOEZ NV 3 H3MOT8 HOLON i 0910 X TH3HIW ONISNOH y v z dE 50902 eo v 2 26 0018 2190019 E e gaj JOHS 0S 0SX SHOHS H3d1V38 M ASN 876040 5 1 77 7 7 E ge 9 98890 H3dvHOS dr10 2 sezo 18 1 8 ezo 1 H31V38 998210 3901 ONIHY3S H3HSVM ns SSVH8 LON 00 8 26682 TWAS vee 31V1d TI3HS HV3H ONIHV38 L C e z 619 OLLTV LSIH3d LANIBVO dINN d HOLdV 31vadn 55770 ALO ALO 496 8 42528 NOILdIH2S3G Available Separately Parts List 95 Models 8752 8752P 8756 8756P 8757 NIVHQ 109 062 60 2 90620 26161067 OL HOIHd zis 2 7266280 1 QNvi3dOO 1 09 02 60 2 1 09 062 eor 2 9000 13400 1 09 02 60 2 687680 106
39. 2 a BLK COMP RELAY T s 9 CAPAC TOR SED ON NN Lo BLK comp AIR COOLED ONLY A oe eh A s 14 o6 BLK gt WHT 9 3 5 ACER FAN 8 A2 BTR 5 RELAY RED BLK z a POWER o o6 eri BLK 5 SWITCH 12 T 5 5 1204 ae BLK E 2 13 T3 Xe Be o VT BLK 13 14 X M P OVERLOAD RESET BEATER El Al A2 BLK 5 MIX EVAP FANS _ BLK WHT BLK WHT 21 5 5 a gE 8 5 b 25 5 eo LU lt 5 5 BLK NA x 2 x lt m 2 58 a 5 s a z 453 z gt 5 o 5 5 x z L 4 a m 2 COMP BTR PUMP FAN MIX 2 tois ORN fon DT yee RED BLK SOFTECH CONTROL YEL Ser POINT Mix IOUT a D Or DIP SWITCH BLK WHT UP OFF STANDBY 27 2 COMP 10 Q Q Q AIR COMPRESSOR z 5 FAN 2 El 5 B INTERVAL gt SWITCH INTERVAL SHAKE ina MIX COND FAN gre ore DATE 5 12 STS qu 2 M 5 s B ov Lo 5 RESET 95 2 x BLK Sz pum 3 HER MIT M
40. 2 us 49628 GION310S aw X ELI 7e e isd 22 02 HOLIMS jo 9329333 052 Eu Refrigeration Air System for Horizon amp Schematic 060307 Controls and Systems 27 Models 8752 8752P 8756 8756P 8757 Notes Controls and Systems 28 Models 8752 8752P 8756 8756P 8757 y in Section 3 Troubleshooting General Troubleshooting Standard Air Mix Pump Troubleshooting e Horizon amp Pump Troubleshooting e Electrical Troubleshooting Bacteria Troubleshooting Models 8752 8752P 8756 8756P 8757 29 Troubleshooting General Troubleshooting Guide PROBLEM PROBABLE CAUSE REMEDY 1 No product is being dispensed a Freeze up in the mix inlet tube Adjust the mix cabinet mix cabinet temperature is too temperature cold b Beater motor is out on reset b Reset the freezer c Beater is rotating counter c The beater should be rotating clockwise when viewed from the clockwise when viewed from the operator end operator end d Circuit breaker is off or the fuse d Turn on breaker or replace fuse is blown e Inadequate mix level in mix e Fill the mix reservoir with mix cabinet f The door port is plugged f Inspect the unit for worn scraper blades a bent beater assembly or wo
41. AIR COOLED ONLY EM u 13 14 5 T O BLK WHT a FAN 8 Al A2 BTR RELAY RED BLK al LI TI POW S LI g POWER exl 2 El SWITCH Ls ax 12 1 BLK 2PDT L3 T3 pe O 13 14 M P OVERLOAD RESET BEATER A El Al A2 BLK m w E gt E x MIX EVAP FANS BLK WHT BLK WHT E 21 17 1 E 5 E 2 SE d i gt 9 E 5 o a o E lt 2 o LLI 5 BLK NA g E n ES NA al a x v x des E 25 ce 5 ER x 58 BTR PUP MIX S el rs RED BLK Np ce m SOFTECH CONTROL YEL ai ds SE Mia 5 es 3 MIX STANDBY WASH AUTO PUMP 2 10 El 5 28 VU ois El INTERVAL INTERVAL 5 gt SWITCH INTERVAL 5 1 8 TIME S S VISCOSITY STANDBY 5 MIX COND FAN on ge oe Sr 5 DU Hl sts gt 89 5 M a a lo v L 0 18 _ 2 RESET E SS Qo 2 4 52 5 25 T
42. FAN 8 Al A2 BIR RELAY RED BLK POWER 5 El SWITCH ES x CP 5 2PDT D 12 I 9 9 OVERLOAD RESET BEATER BLU e Al 2 E BLK C E E AD O BLU T 6 on 5 El MIX EVAP FANS BLI WHT x 21 1 55 E o ae n Sl LU Be 2 NA EE E 27 E E z a ste 5 21 11 ss lt o 1 5 Es o B i COMP BIR PUP Je a ERI m SOFTECH CONTROL vel tee a Mat am COMPRESSOR um S FAN 2 5 z 8 Vibes MIX COND FAN gw M MFG DATE e 2 11 ESI 88 5 4 RESET 1 E ga EM 3s Es Model 8752P le 052127 27 Hg 5 04 w Units built 2 2 before wit 11 15 04 BLK L2 L3 GRN YEL BLK Ext GRD
43. wam E LY Nid Ol 03193N cam SA 33 45 01 Mots iium NO9 38 1504 S318Y 08818 IYIN 038 80108 31939 1N3N0d 2 Es 55 El ed W09 31415 0110 ONITONVH 380438 LINN 2 43087089 AB 111819313 211915 ET 31VNIWIT3 51N3NOdNOO 31715 01105 01 Ed MIMESLIME EA 360 2 ALI21812313 211915 H 310N 105 4 51 2 uiv orm 5 1380215 ANNOYS 2 ET mua E 10 NE 5 H 8 30084 z PS ER BE 7 mE mos doctor ano g 7 g SS 3 4E so 8 8 El 8 5 lt lt 2 Ss 8 E 089 E 28 5 10 Ex 235 5 18 TI EX g St SE OS mo 3 QuvoB AV138 83WOd 18918 2 25 5 T yore ZEE 5 2 99 QV Ec 4 zz gt qus H 3 22 4 Es zig P RE E z THOUS Soc HT ym EET ds 5 lt lt 5 Pz 1060400 Cz 5 8 3 5 8 8 1 lt HOLLINS 08018310 190199 2 m ra 5 yore 3010 131139 88384 z Ew
44. 8756 8756P Panel Parts Identification ITEM DESCRIPTION PART NO TRIM FRONT R 024825 STRIP TOP TRIM 024827 TRIM BOTTOM CABINET 024826 TRIM A SHELF X24813 PANELUPPERSIDERIGHT s PANELLOWERREAR O23595 7 9 mmeone 02019 Models 8752 8752 8756 8756 8757 65 Parts 8756 Mix Cabinet 49554 5 CONNECTORBXSBSTH 0459 02667 e IMOTORREDUCERSARPMSS 030127 NOT SHOWN 060307 Parts 66 Models 8752 8752P 8756 8756P 8757 8756P Mix Cabinet X51937 Previous Version Sl _ B ow 7 ITEM DESCRIPTION PART NO CLIP BALL CONNECTOR 035813 SCREW 5 40X1 4 SOCKET CAP 037843 MOTOR REDUCER 162RPM SS 051874 27 lt lt FANEVAPORATORZSOORPM 02855427 779 EVAPORATOR 1aL X 1276 X30939 BUSHING SNAP 3 8IDX1 20D NOT SHOWN Models 8752 8752P 8756 8756P 8757 67 Parts 8756P Mix Cabinet 62347 Current Version SIS 7 PROBEA THERMISTOR 8 SRACKETTHERM PROBE 035745 s AeTORPUMP 6 EVAPORATORAzLXaHx 1278 X30939 NOT SHOWN 060307 Parts 68 Models 8752 8752P 8756 8756P 8757 8756P Air Compressor 51859 ITEM DESCRIPTION PART NO ITEM DESCRIPTION PART NO ELBOW 1 4 STREET BRASS 035573
45. 9 WAHAN HJLIMS SNL HS TAUIMI HOLS E o o o Ni anv HSYA AGONY S dld i amp 05 1 100 AQ 135 WHN ____ o o 088 dd HSYM ADONIS 5 WH 1NOD 1405 MENIER SAVES ONNOES 9 341415 MONI3A N334 3414015 MOTI34 83349 341415 MO1134 N3389 331915 MON Model 8757 042793 62
46. MOTI ZN338S MO T3217 N3345 anit anit c 7390945 3919142 949 5 a n d a3tvaa A A 9 O g TATE El Er p B 8 E 7 5 5 o El fo vo 8 5 N em El 5 lo m ERR 3 CNT gt i WOINVWHd 2 4 Wziv3H NOILVSN 30409 avo XIW or i l 1 r 34415 Anm 341415 EIS Tey 3504 5 P 2 En m 194 5 z T 140914 9 3diMiS da 6 91901 1331 oi 4 ss 50 N 418 4 1 3 NO 230 De RR 4030 6 9 9 3 SRA 3040 9 Mi NKS BS z E WAYAL 5 8 SIMS m Gas dici E 90 1916 5 les O 18 2 gt 318 YNN El MOT 135 2 m 3did1S O01134 83385 391915 07134 3389 STAVTIVAY LON 51281102 dY 1 79 Orr TVEN I NOTI
47. 651 50 5 XIN LHOIH H3AOD 002260 XIIN LOO8 ly eeueo JOVHOLS XIN 1431 43409 NL 21 000 i H3ACO 1008 40 H31N32 35VuOIS XIA H3AOO PE i e C amp NVLXIW Y H3AOO 31vadn 55770 ALO ALD ALO 2928 9448 2928 NOILdIlHOS3G ES a zc ot d ot EET EN ot Available Separately Parts List 85 Models 8752 8752P 8756 8756P 8757 2928 9878 2928 t i __ JONIH 5 3ONIH U3ddN V ESE 00 9 413S 35NIH pce j 9928 f 2928 1999901 __ vn pee 9 P XIN 89 13599 9 t HOO ____ _ zzo JOQIULUVO 91 3515 8 2 o t 2 H09 M81 INdH0062 HO1VHOdVA3 NV3 xin t __ 6606 18 1 X Hv X zi HO1VHOdVA3 L X 8 8 294 31714 o0 9 60 avo u3Aud 810
48. 9 COMPRESSOR AIR 032129 27 BUSHING 1 4MP X 1 8FP BRASS 019681 BRACKET AIR COMPRESSOR 025156 VALVE RELIEF 30 PSI 1 8 MPT 039365 SCREW 8 32X3 8 RD HD STEEL 007544 ELBOW 1 AMFL X 1 4MPT 001486 LINE A AIR INJECTION X51861 CROSS 1 4 FPT 1 44 SQ 077339 FLOWMETER PERISTALTIC 055404 6 NIPPLE 1 4PT X 1 3 8 LG BRASS 029937 BRACKET ROTOMETER 053327 LINE A AIR SUPPLY 24 INCH X34654 FITTING 1 4MFL X 1 4MPT 006295 FERRULE 475 ID NP BRASS 021082 VALVE SOLENOID 7 320RF 047496 27 ADAPTOR SWV 1 4F 1 4BARB 016715 SCREW 10 24X3 8 TYP F PAN 014936 TUBE NYLOBRADE 020564 24 WASHER 10 SHAKEPROOF 002681 8 1 4 FPT AUTODRAIN 077017 TUBE VINYL 1 8ID X 1 16 WALL 020938 60 WASHER 8 SHAKEPROOF EXT 000964 060307 Models 8752 8752P 8756 8756P 8757 69 Parts 8756 Control X32473 Que p pep P 4 9 Pune
49. BLUE 3 11 ONLY e MIX PUMP MOTOR PURPLE RESET SWITCH MIX PUMP ote BLUE Pi El WHITE 4 RELAY PUMP PURPLE AIR COMPRESSOR mm MOTOR s RELAY PUMP BLACK WHITE RED NHITE AO BLACK WHITE AIR COMPRESSOR BLACKIYEL BEAT AIR COMPRESSOR WHITE Y ul iom BLACK 5000085 want mr 5 5 MIX CABINET FANS ul 7 v i 8 o B gt 43 2 8 P CNC t 3 i 1 11 SOFTECH CONTROL SOFTECH CONTROL M Oe C LE mex lt 5 t me 5 8 CET 5 5 2322 ae NV aeo 55 5 vmi gt gt lt m UT e semen e m went REF P N 046536 21 RUN CAPACITOR REQUIRED WITH 1 2 HP BLOWER MOTOR ONLY Model 8756P 062348 33 Rev 1 06 BLACK
50. Dar 0 y El 187 31871 LON 51911902 s 914 woul ovav3 nvusvia OLS INS 03376 Model 8756P 062348 27 Rev 1 06 NIHA 10Ny 1 350 5 91 9 os 6 oc 3 D 2 1 Ex F a oa QH BH u Omar mA mem amit PN gt 0108 31930
51. JUMPER EN i 413 SWITCH INTERVAL 7 8 TIME OFF ON 14 ON OFF 11 ON ON 5 MIN MAX MIN MAX LOGIC CONTROL X36641SER1 POWER BOARD X32326 SER Woo 319 T BEATER Controls and Systems 24 Models 8752 8752P 8756 8756P 8757 Air Mix Function To pump the correct combination of air and mix into the freezer This process allows for reliable overrun adjustment control Overrun Standard overrun is 5096 however to achieve lower or higher overrun percentages standard pump components must be changed Operation 1 The pump forces mix into the freezing cylinder 2 Asthe draw handle is pulled mix is driven from the freezing cylinder 3 The pump forces additional mix into the freezing cylinder to replace the mix which was drawn when the draw handle was pulled There must be a balance between the amount of mix pumped into the freezing cylinder and the amount of mix taken out of the cylinder The adjustment screw on the draw handle dictates the speed at which the mix is released from the freezing cylinder If the draw rate is too fast a larger amount of space will be created in the cylinder allowing more 4 CLOSED INTARE AIR room f
52. NMOQXV3H8 338 8 9 X 66 7 Fav 3soH dWV TO THM NIE 15 O1 7 E AMS YALSVO 1NIOd 9 010 L NOIS3Q dVO NI 8L AVT3H HMd NO8HIH H T18VO aa1vInsNI V L3NISVO aa1vInsSNI V L3NISVO NIL VIQ 8 L HO LIMS NOILdIH2S3G Available Separately Models 8752 8752P 8756 8756P 8757 96 Parts List 499 8 4 978 02 00 z MEOL X GO 8 5 ONIH OT 2 00 __ _ 22290 X GO 91 6 00 z X GO 100 e 20990 oSv 1d 318v 1Snrav M3uos 4100 OHNA 0 X QO 9 1 880 3 8v1snrav 310NvH 9669 100 e 9 TI3HS HOOQ 13S VO oio ____________ 5 rv HO S o e o ONIHIM IAVHOVIG 4100 4299 1 16880 t 2 0 HOLIMS HOOdisNiSVOXIN ooo so 1 000 0 ego HOTAV1 930 1V030 o HOTAV1 930 1V030 t sewal 13NIBVO LSNI NV310 1vO3d 1 00 8 000 H3AOO XIW LOOS e 7 1HOIH 3OVHOLS XIN H3AOO 1331 39VHOLS 21106701 eor 0690
53. The gear unit may be out of alignment Re align the gear unit Install correctly Use the proper lubricant example Taylor Lube Replace the o rings regularly Lubricate properly Use the proper lubricant example Taylor Lube Models 8752 8752P 8756 8756P 8757 31 Troubleshooting PROBLEM PROBABLE CAUSE REMEDY 10 No freezer operation after pressing the AUTO 11 High head pressure 12 Low head pressure 13 Compressor will not operate The unit is unplugged The circuit breaker is off or there is a blown fuse The beater motor is out on reset MIX OUT light is lit The high pressure switch has been activated High head pressure a System is overcharged Air is in the system Insufficient air space surrounding the unit d Dirty condenser A C units Water supply is off or is restricted W C units Faulty blower or relay Faulty power board a Refrigerant shortage Damaged discharge valve in the compressor Water valve is out of adjustment or is stuck in the open position Faulty compressor contactor Faulty power board Compressor has burnt out Plug unit into a wall receptacle Turn the circuit breaker on or replace the fuse Reset the freezer Replenish the mix supply Check mix probe operation See problem 11 below a Charge per the data label b Discharge evacua
54. 5 12 BLACK win PH 1 T3 Brack o o 21 Esas f AL BE 554 ORANGE ae 52 ix wit 5 5 m BLUE WHITE El 5 z n 24 85 o s E 25 als 8 8 5 COM BTR PUMP FAN MIX 55 2 pas 9 55 3 El 3 El 55 5 BLACK E alts 2 o WHITE t COM BTR PUMP FAN MIX MIX REFRIGERANT t 4 t ISEE FIG l Suck vant ORANGE CABINET FAN WATER COOLED ONLY YELLOM wn BLACK 4 BLACK WHITE CONDENSER BLOWER MIX PUMP MOTOR COOLED ONLY Me DO want RESET 5 0 BLUE FAN RELAY m El COOLED ONLY Fe MIX PUMP MOTOR PURPLE RESET SNITCH PUMP ote ha PRESSURE RELAY PUMP SWITCH wit PUMP 3 15 25 RELAY PUMP MOTOR BLACK AS WHITE BLACK WHITE COMPRESSOR BLACK YEL RELAY AIR COMPRESSOR WHITE 15 BLACI YEL M ul mon BLACK CAPA BLACK 8 8 MIX CABINET FANS ELI 5 d E 4 8 4 1 a 5 lt E o z 4 E S o i D aol E SOFTECH CONTROL CONTROL P CN eti Model 8756 59 5 I TRETEN 5 ve ee El 9 9 9 051
55. Available Separately Parts List 93 Models 8752 8752 8756 8756 8757 2928 9878 2928 14 4860 13NIBVO SS W I4 NIVHL O3GIA b 9929 929 X LZAYZ AITINd 31ONIS 13NIBVO cor 00590 HOSS3HdWOO 1HV 1S AV 13H M ewoooser cor R S g8zlso 15130 HVIOS dINAL WWLIDIG HOLVOIGNI 13NI8VO XIN 07 29870 LFO8SAV OXZSLVOVWAV 3SVHd 319NIS NIV 971850 HOSS3HdWOO 1HVIS AVT3H NVN cor z 06 150 NOS2 1N 61 L91 LUV LS HOLIOVdVO cor z 6 20 AOLE 4NGZ NQH HO LIOVdVO 55770 ALO ALO ALO 2828 9928 2918 1 NOILdIH2S3G Available Separately Models 8752 8752P 8756 8756P 8757 94 Parts List 499 8 4 978 SLIHM 2X AGOd XIN HSNYg va vrvxaogre 881 0333 TZ EX 2XOO L a 1anod Hs8 13938 1343 13A 2 1 11 020060 13S3H 2 ase N35 H3MOd QuvO8 8 N39 DI9OT QHVOS SS of ee 1008 460 AOZE Hn0t NNE HOLIOVAVO
56. END 13 16 vui 17 23 32 1 1 16 DIA 45 0 2 7 EL CTRICS 33 23 32 85 7 Models 8752 8752P 8756 8756P 8757 Introduction Model 8757 Specifications Freezing Cylinder Tvvo 3 4 quart 3 2 liter volume freezing cylinders Refrigerated Mix Storage Cabinet Lovver front mix cabinet Tvvo 9 gallon 34 1 liter mix tanks Two air mix pumps Beater Motor Two 1 5 hp Refrigeration Unit Two 9 500 btu hr compressors R404A Mix Cabinet Refrigeration one 1 100 BTU hr R404A Electrical Two dedicated connections dedicated connections pomum Minimum Ampacity 208 230 60 1 Air arena m 208 230603 Ar 30 20 zezne Dm iu 220 220 240 50 1 Water Water 220 415 50 EM 11 3 Air 36 914 1143 64 262 212 6 4 67 5 8 171 8 43 19 64 110 0 LEFT SIDE VIEVV aN SE 36 aaa 77700083 NOTES 1 FIGURES IN PARENTHESES INDICATE CENTIMETERS 2 NOTES FOR WATER COOLED UNITS ONLY This unit is also available with other electrical characteristics For exact electrical information always refer to the data label of the unit Air Cooled Clearance 3 76 mm around all sides and 12 805 mm on top Water Cooled Water inlet and drain connections under side of base 1 2 FPT Dimensions Wi
57. If the counts exceed the numbers listed steps should be taken to locate the cause Failure to solve the high counts will result in an unsafe product for consumption 1 Human contamination 2 Residue product deposits on mix contact surfaces milkstone build up 3 Worn damaged or cracked parts 4 Improper cleaning and sanitation procedures Educate the operator about how to prevent high bacteria counts Note High bacteria counts in soft serve yogurt is normal and necessary Coliform however cannot be accepted in any product The following information will help solve high coliform count problems If sample results indicate a problem one of these areas may be a source of contamination a Wash hands and arms past elbows b Wear rubber gloves if cuts or skin conditions exist Wash hands periodically throughout the day Provide the proper brushes Brush clean all parts and components thoroughly Ignoring this will allow formation of milkstone a porous substance which will house bacteria and can lead to contamination of fresh mix Provide a food grade lubricant Example Taylor Lube Inspect o rings for holes or tears O rings seals and other wear items must be supplied by the freezer company to meet food industry standards During the operating hours periodically inspect the rear drip pan for excessive leakage For cleaning procedures scrub the sink and strainers thoroug
58. mix leakage into the rear drip pan 9 Excessive mix leakage from the door spout a Rounded corners of drive shaft coupling or both Misaligned gear reducer The scraper blades are not installed over the beater pins or the pins on the beater are broken The beater assembly is bent The front bearing is worn or missing Misaligned gear reducer Worn or missing drive shaft Seal Inadequate lubrication of the drive shaft seal The rear shell bearing is worn d The drive shaft works forward The seal is installed inside out on the drive shaft The wrong type of lubricant is being used example petroleum base lubricant The draw valve o rings are either missing or worn There is inadequate lubrication on the draw valve o rings The wrong type of lubricant is being used example petroleum base lubricant PROBABLE CAUSE REMEDY Correct the cause and replace the necessary components Do not lubricate the hex end of the drive shaft Align the gear reducer using an alignment tool Install the blades over the pins on the beater or repair the beater assembly Repair or replace the beater and correct the cause of insufficient mix in the freezing cylinder Install or replace the front bearing Align the gear reducer using an alignment tool Replace the seals regularly Lubricate properly c Replace the rear shell bearing d
59. 0 240 880 5 50 8 16 10 i4 Y 1 4 1 4 10 8 NOTES 1 FIGURES IN PARENTHESES INDICATE CENTIMETERS 2 NOTES FOR WATER COOLED UNITS ONLY This unit is also available with other electrical characteristics For exact electrical information always refer to the data label of the unit Air Cooled Clearance 3 76 mm around all sides and 12 305 mm on top Water Cooled Water inlet and drain connections under side of base 1 2 FPT Dimensions Width 26 7 16 672 mm Depth 36 914 mm Height 68 1 4 1 734 mm Floor Clearance 4 1 4 108 mm mounted on standard casters Approximate Weights Net 855 Ibs 387 8 kgs Crated 995 Ibs 451 3 kgs Volume 69 3 cu ft 1 9 cu m Availability and specifications subject to change without notice 1 1 32 HEX WATER OUT 4 13 32 12 7 T 15 32 13 16 1 1 4 2 1 1 1 8 DIA WATER IN 3 26 1 16 7 7 68 1 4 67 2 173 4 TOP VIEW OF BASE OPERATOR END 13 16 2 1 17 23 32 1 1 16 DIA 45 0 2 7 ELECTRICS 33 23 32 85 7 Introduction Models 8752 8752P 8756 8756P 8757 Model 8756P Specifications Freezing Cylinder Two 3 4 quart 3 2 liter volume freezing cylinders Refrigerated Mix Storage Cabinet Lower front mix cabinet Two 9 gallon 34 1 liter mix tanks Horizon mi
60. 01 H9 LIMS er NO 3NON NO 1 dt 31950 1 HO1IMS z z mecero S ISd 0 JUNSSIHd HO LIMS eor co 0 as 698460 SS dVO 133008 v X Or S M3HOS o0 618960 YOLOANNOO 1198 4119 co z NIO9 4 00S TIV8 38OHd V 1331008 HO1VHOdVAG V 5 HO1VHOdVAG V 5 166 5 148 14 8 EE RC 2 292 8 HSV 1dS T13IHS v v 3NOO 3SON aniS 9528 GALVINSNI V TI3HS 3NOO 3SON aniS 1 2928 GALVINSNI V TI3HS 2 095250 14 6 2 sep 1 862690 N33H5 133HS VH31S H3ZILINVS 2800 S133MOVd 921 H3ZILINVS t o 209e 0 A 0 2 0 LOdS AV 13H 09 08 0V2 802 V02 31Od AV 13H 629960 NV I d 1HAS V 18 L 040020 c L X GO NI 2 810860 8 5 X QO L MOAHO ONIY Zvc20 ov 1a udaarna 13ddOd 51650 ALIHM dINNd XVOO NOLSId 8 972120 ONINIV LHH NId 14661 X QO 8 1 66 X GO 9I El ONIY O 55770 ALO ALO ALO 2828 9928 2918 NOILdIH2S3G e ____ es ooo z z 00
61. 12 Ten seconds later the spinner relay closes 13 Three seconds later the spinner relay opens and the AUTO light turns off 14 Ten seconds later the portion relay closes 15 Three seconds later the portion relay opens and the PUMP light turns off 16 All lights are off and a tone sounds for three seconds This designates the end of the first section If all or most of the power board relays fail to close the logic panel is defective If only one relay fails to close the power board is defective This test can be used to determine if a problem exists with the logic panel the power board or elsewhere in the freezer In other words if during the test the beater relay closes on the power board but the beater motor contactor does not operate the problem occurs after the command reaches the power board Self Test Part Il When the first section of the self test is complete the control will advance to the starting point of the second section The technician will have to complete this portion of the test The first part of this section verifies the function of the control potentiometers adjustment Screw During this test the MIX STANDBY WASH AUTO and PUMP lights function in direct relationship with the MIN and MAX adjustments of the potentiometer In other words when the adjustment screw is turned all the way to MIN the MIX light will be lit When the adjustment is turned all the way to MAX the PUMP li
62. 2928 9878 2928 1058 6 X 149 SSHOOV ANTVA S8 X 149 1 55900 4 1 HU1Q 1OSY L X 66 4 H3d OS 8 X SSH0OV 3JNTVA TIVM9L L X TANIA SE NL TIVM9 VL X TANIA 1ENL TYM 81 X dI 8 4 TANIA 38f L NOILONS LHOIAMYALNNOO 81 NOILLONS V 8871 TYM 8 1 X 8 4 TANIA 38f L NOILONS LHOIAMYALNNOO 5 8871 11 INI IVASt MEOF X GO 9L EL DNIH O 131NI XIA V 99101 131NI XIA V AEN XIN 1 XIN 1 1331 LNOYS WIYL 28 8 99 499 HHNHOO HV3U WlHL 48 749 HHNHOO HUVAU INIUL HOOG XIN INO LLO amp INIHLL XIN 108 1 98 289 15 79 ACIS 4948 5 9821 2489 5 04 8 8 4 1 5 M8 I S X 18 4 8 1 4 X 18 2 91 41 NOILdIH2S3G Available Separately Models 8752 8752P 8756 8756P 8757 92 Parts List 2928 9878 2928 NvN zis 06602800 VX88ELLVE91 HOSS3HdWWOO Lc LOv2SO 15 666240 4092 1 69 LHV LS HO LIOVd VO 007280 4 9 NDH HO1IOVdVO wis CNV13d09 3998189 HOSS3HdWOO v v IVNIAH312 0018 3Sv
63. 4 S NVd Pp ee 892210 6 1 r 2548 96 8 2548 H3dO NVIN ZO HOTlAVI LNVOIHS TT 6 3UV14 V qO 8 6 410 44 vyieoeu ma 000 11086020 TIVM 91 1 X Ql 91 TANIA 38NL 29 HSONCIH HOLON 0 6 6L9X HONI LI HIV V d3AOO NHVA C 138V1 l z WAS 08L290 1 3AOW NHYM 138V1 286150 dWnd TI0d 31V1Oti 138V1 mE 6 260 SLYVd 3AOW NHVM HOOQ 138V1 878620 UIV 118V1 SS X ec0 X 00 dNOO ONIHdS 0111 15 44 ov 1a udaafid 1LHddOd M6 t X GO 9L L ONIU O HOLIMS 8 9 X Fav 3soH dWV 19 NOZIHOH 000 z amp ezoesx NOZIHOH dINNd dN V 1HM 0928v0 IVAOINSH 0 100L XI HH 1 30 31vadn 55770 ALO ALO H38WfIN d9SZ8 4 978 NOILdIH2S3G GALS LAN zig z 2esizo dH S HOLON c 8 v 00 Available Separately Models 8752 8752P 8756 8756P 8757 100 Parts List 4991 8 4 978 948 GALVINSNI V TI3HS lAVHS 1 45 D E 46 1 C x o 562990 VH31S u3ZILINVS 1 921 40 3570 000
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65. 752 8756 8757 Coax Pump A X36201 58 8752P 8756P Horizon Pump A 59 8752 8756 8757 Accessories 60 8756 8756P Exploded View 62 8756 8756P Panels 64 8756 Mix Cabinet A X49554 66 8756P Mix Cabinet A X51937 Previous Version 67 8756P Mix Cabinet A X62347 Current 68 8756P Air Compressor A X51859 69 8756 Control A X32473 26 uium cau RE haw E Cae Ra Ra 70 25 00010 91936 Er 71 8756 8756P 8757 Draw Switch A X38921 72 8756 8756P 8757 Blower A X53725 73 8756 8756P 8757 Relay Box A X52683 74 8756 8 8757 Beater Door Assembly 76 8757 Exploded ViIGW rcm 76 8757 PANEIS se se ya su de RE CO EN ws s 78 8757 CONTROL X42792 Sd Tb ESI a E Rae EA 80 Models 8752 8752P 8756 8756P 8757 Table of Contents Table of Contents 3 8757 Mix Cabinet A X49568 RA 81 O60 Hinge DO0F a ees dde 82 162 ed hunt P
66. 8752 8752P 8756 8756P 8757 13 Controls and Systems Generation II Control Logic Board The Generation II logic board s primary function is to interpret modes of operation The board monitors mix levels and temperatures by sending commands to the controls power board Commands are sent via a ribbon cable enabling the proper relays on the power board to open or close See illustration on page 24 Logic Board Terminals Terminal MIX 2 Models 8756 8756P amp 8757 This terminal is used to tie both logic boards together for activating the mix refrigeration system A single wire is attached to both terminals This is necessary because only the left board is responsible for sending power to the mix refrigeration system When the MIX REF key left side only is pressed or the AUTO or STANDBY keys are pressed on either side the mix refrigeration system is activated Important This terminal must be connected to another MIX 2 terminal WARNING Do not connect a Generation II logic panel to a Generation logic panel They are incompatible Terminal FAN This terminal is also used to tie the two logic panels together for a fan blower operation Important This terminal must be connected to another FAN terminal Note All power cords must be plugged in for proper fan operation Terminal BRL PROBE This terminal has a white barrel thermistor probe wire attached to it Terminal MIX 1 This terminal has the m
67. 8756 037807 HOLNVHd Ni 4 WzlviH Nd NOLLVEN JANGI ATIE AIMO 8 2 Fd WS 391815 DONT En Sr 2815 5 5 4 DES S 18 2 2 dn i 30907 100 xim 135 HOLIS 7193150 ao NOGEN MHS 341415 MOT JA AN 3389 3513 ame El 335415 3173018 194v FE IF 2 31901 1331 o Wo 4 9 UE t Kin 050 91 330 230 AUTEM 31947 THM FR B B El E a El 2 m SNOILIGNOD 9HSVRd JIONIS HIONN 031931059 SHOLON 334938 UOSSa3HdWOD Quo xovg t O3N3IA SV NOI 105 1 om 2 ome 1816 SIMA 73018 WO NVHd NI 49 HOlvOlONI 31m OV me 2 2 1 mo 033009 wi Yavan 5 2 H3SN30NOD 9 1 Ob 3504 d YAR
68. 8757 59 Parts 8752 8756 8757 Sanitizer Cleaner 1 23316 Sanitizer Ray 5 8752 8757 41082 Pase me een 071017 Parts 60 Models 8752 8752P 8756 8756P 8757 Notes Models 8752 8752 8756 8756 8757 61 Parts 8756 8756P Exploded Vievv Models 8752 8752P 8756 8756P 8757 62 Parts 8756 8756P Exploded Parts Identification sm bNosEGONE 62 Joe 79 068 PULLEY 2AK25 X 6255 6265 021076 15 HORIZON PULLEY 2AK22 X 625 6265 STD 016403 VALVE ACCESS 1 4FL X 3 8 043232 CONTROL II X32473 DRYER TWO CAP TUBES 049346 CONDENSER AC 9X8 2 ROW 029797 SHROUD CONDENSER 048519 43 SHROUD CONDENSER 048518 VALVE ACCESS 1 4 MFLX1 4 047016 SWITCH PRESSURE 405 PSI 052663 GROMMET 7 16 X 5 16 SHOCK 016212 SCREEN BLOWER 053729 BLOWER A X53725 SHROUD CONDENSER 048517 CONDENSER AC 18LX14H 050104 SPRING COMP 970X 115X2 00 025707 CAP RUBBER MOUNT 011844 Models 8752 8752P 8756 8756P 8757 63 Parts 8756 8756P Panels M MP MM S S WH SN NS SS e N N a 2 B o Models 8752 8752 8756 8756 8757 Parts
69. 8757 Beater Door Assembly S CCYWYO vX 0 0 0 Description Pato Description Part No 4 ScraperBiade 046239 Shoe Front Helix Rear 050346 Cap Design 1 010 ID Door AS Spout Long Bale X5155242 Hande Draw tarena 028800 Models 8752 8752P 8756 8756P 8757 75 Parts 8757 Exploded De 7 5 Ep Models 8752 8752 8756 8756 8757 76 Parts 8757 Exploded View Parts Identification VANEACOESSTHFLXSS 778 VALVEACOESS 4 oarre 79 SLEEVE MOUNTING COMP AE 88920 Models 8752 8752P 8756 8756P 8757 77 Parts 8757 Panels 9 Models 8752 8752 8756 8756 8757 78 Parts 8757 Panel Parts Identification NOT SHOWN PANELUPPERSIDER 5 PANELLOWERRERR s TRMGORNERREAn 098740 Models 8752 8752P 8756 8756P 8757 79 Parts 8757 Control X42792 T LS
70. 9 PSI Air Mix Pump The correct range of pressure within the air mix pump pressure line is Cycle On 24 1 PSI Cycle Off 30 1 PSI 165 5 to 206 9 kPa Mix Horizon Pump The correct range of pressure within the Horizon pump pressure line is Cycle On 12 1 PSI Cycle Off 18 1 PSI 82 7 to 124 1 kPa 070824 Models 8752 8752P 8756 8756P 8757 11 Introduction Temperatures Mix Cabinet Refrigeration A mix temperature of 38 to 40 F 3 3 to 4 4 C should be maintained for proper mix storage To adjust the mix cabinet temperatures use the adjustment labeled MIX on the logic board MIN indicates the warmest setting 50 F 9 9 indicates the coldest setting 36 F 2 2 Setting the Mix Cabinet Temperature 1 Place a thermometer in the cabinet close to the thermistor probe Turn the mix adjustment screw clockwise all the way to the MAX setting When the air temperature in the cabinet reaches 30 F to 31 F 1 12 turn the mix adjustment screw counterclockwise until the mix refrigeration cycles off Allow the mix temperature to stabilize and adjust the setting if necessary Introduction 12 Models 8752 8752P 8756 8756P 8757 y in Section 2 Controls and Systems Logic Board Power Board Service Tips for Generation II Boards Control Overview The Air Mix Pump The Horizon Mix Pump Refrigeration Schematic Models
71. 900 33 s 22 zB EE Ez Lis BL si ae Rev 5 04 REIS MT En TUYU 4 Units built WR went w 2 O DO before 11 15 04 NOlNvHd NI NOLLSQ HOIVDIGNI 31 WANG aunt t 3094 dnoo 3 4 8 1 1 1380962 i dg ee ee 18003 OMIA SY dd xm 1356 mormon awa L 0 T 39n91j MSY 1515 wois ciw 0378 Dv KWN wawan a ar NT T Net 2 BLM IVNYJINI MLW T 340514 u3iv3a Sana SY 1 34815 E IV SONM IH NYAS IAT A JERA HOLUMS 1v180m JHL me 0 0 7CHNvd 21901 30 4 3 El ET 5 o EY RE 48 15 o o 4 MSYA duit Dr MOT 1904 135 90 via 21901 1431 228 amu a 2 SARIS WAYAH SBHOLINS 38 BL ei 310v NGGIH
72. 901 1331 E MU L 19 06 6 128 03 3 230330 4 NE LES 159980 1030 9 2 99 6 Z aril 44 li SMAS 3 SiG 49 59 381815 NIIH o o OV dw asym me 5 sari o o oin MOT 18804 135 410 400 MOT EWOH 135 1306 NN 1081802 23 1106 39043 Oo MHS 14241235 SAVES MOTIRA ME Model 8757 042793 33 WOLNYHd Nt Model 8757 042793 34 ss 244 n Xr r 3801 D4 zn n A 2220 38 8 2 D d 3 S dl ee g 2 gt gt gt gt gt SY gt 8 t novio B g ls m R E 5 NI VOIVOIONI 9031 WAG assent awal LINOVI ms Pi 3503
73. A 14 NO 31002 804 23108 ON3 1Y Nid Ol 031238 MORS 3008 391788 2 PE EE M i NOD 38 ISDN 31892 08814 3818 MOUS LE SI 123821 11 SW OJ 1 33138 MOUS 3NONGN 1 5 4 VOJON 831V38 NOS33T 54318 NO 31416 01105 380339 1141 Er el ONIHINOL 18 121812313 211915 SIR 3IVNIMI13 518304802 3LVIS 01705 Ol LU 39VNYO 1121812313 211916 IAM 310 ad m 1 uly d XIN 2 an 4915 1381935 AWVYS 9 gy x ene EIE pi 38084 2 gt H 30 40 ib Ll MOT OSO g ig 5 3 5 g 5 55 B ic wp 5 8 S _loslonlowlo G Si 3 ELS ET z929 4 5 db 2 yore 33 223 52 ibo d alls ef s 5 9 7 iC 2 he 2 gee iz 08508 AV134 83N04 LHOIY 2 E 0 El NDS MOT134 N3349 me sees 4 u z 5 4 5 om g BS zii R Es i Ld a Ep 2 5 NETT 8 Es PE losloslo lo H 8 z mmm E s r
74. EC RE JO cen Kio e C did 83 Wining Diagrams 415 ao E dac ead wey cae eia usce Se ador ces 105 CAUTION Information in this manual is intended to be used by Taylor Authorized Service Technicians only Note Continuing research results in steady improvements therefore information in this manual is subject to change without notice August 2000 Taylor All rights reserved 028752 S Taylor Company TAYLOR The word Taylor and the Crown design a division of Carrier Commercial Refrigeration Inc are registered trademarks in the United States 750 N Blackhawk Blvd of America and certain other countries Rockton IL 61072 Table of Contents Models 8752 8752P 8756 8756P 8757 Notes Models 8752 8752P 8756 8756P 8757 Table of Contents y in Section 1 Introduction Safety Refrigerant Specifications Installation Instructions e Running Specifications Models 8752 8752P 8756 8756P 8757 1 Introduction Safety VVe at Taylor are committed to manufacturing safe operating and serviceable equipment The many built in safety features that are part of all Taylor equipment are aimed at protecting operators and trained service technicians alike This manual is intended exclusively for Taylor authorized service personnel A DO NOT attempt any repairs unless the main power supply to the machine has been disconnecte
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76. G RUBBER 012258 45 47 48 49 50 Models 8752 8752P 8756 8756P 8757 43 Parts 8752 8752 Panels mn my Q NN _ WOO WW ___ L a 5 00001 15 NS NOSE 9 up wan Que CNN 555060 Models 8752 8752P 8756 8756P 8757 Parts 8752 8752P Panel Parts Identification ITEM DESCRIPTION PART NO TRIM FRONT R 024825 TRIM BOTTOM MIX DOOR 024974 TRIM MIX DOOR 024976 TRIM A SHELF X20426 PANELUPPERSIDER 02880 5 PANELLOWERRERR 02828 s Models 8752 8752P 8756 8756P 8757 45 Parts 8752 Mix Cabinet X50456 060307 Parts Models 8752 8752P 8756 8756P 8757 46 8752 Mix Cabinet A Parts Identification ITEM DESCRIPTION PART NO 15 CUP BALL CONNECTOR 68598 6 TUBEVINYL ozo 717 WREA PRESSURE CABINET A INSULATED MIX X21989 SCREW 6 32X1 2 BINDER HD 022667 18 CAP PRESSURE SWITCH 032635 i85 DIPHRAGM PRESSURESWT 020248 SHROUD A EVAP HP62 X49124 MOTOR FAN 062253 ores SCREW 5 40x1 4 SOCKET 037843 19 PROBE A THERMISTOR SHORT X56267 BUSHmGSNAP 01058 BUSHING SNAP 3 8IDX1 20D NOT SHOWN EA 8 BRAC
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79. KET THERM PROBE 7 093749 REN 15b 16 17 18 18b 18f 8h 19 060307 Models 8752 8752P 8756 8756P 8757 47 Parts 8752 Mix Cabinet A 52587 lt Ne saj E 12 060307 48 Models 8752 8752 8756 8756 8757 8752P Mix Cabinet A X52587 Parts Identification ITEM DESCRIPTION PART NO ITEM DESCRIPTION PART NO MOTOR FAN 062253 27 SCREW 5 16 18 X 1 TORX HD 022375 CABINET A INSULATED 10 BUSHING SNAP 11 1610 7 800 SHROUD 49124 NOT SHOVVN EVAPORATOR 12L X 4H X 1 7 8 X30939 SOCKET X36615 CE E A 20 2227 060307 Models 8752 8752 8756 8756 8757 49 Parts 8752 Mix Cabinet X62338 060307 Parts 50 Models 8752 8752P 8756 8756P 8757 8752P Mix Cabinet X62338 Parts Identification ITEM DESCRIPTION PART NO ITEM DESCRIPTION PART NO CABINET A INSULATED X52622 SOCKET A PROBE 36615 SUPPORT A PUMP X32700 SCREW 5 40 X 1 4 SOCKET CAP 037843 MOTOR REDUCER 162RPM SS 051874 27 CLIP BALL CONNECTOR 035813 SUPPORT A EVAPORATOR X22712 SCREW 5 16 18 X 1 TORX HD 022375 13 3 NOT SHOVVN ADAPTOR PUMP CABINET 051947 385 Mo 060308 Models 8752 8752P 8756 8756P 8757 51 Parts 8752 8752 8756 8756 Door Hinge ITEM DESCRIPTION PART NO DESCRIPTION PART NO HNGESELFOLOSINGDOOR
80. N 601 M 0000218 0000218 gt tc 9 a a qe N P 8 8 osol 1 38 N N gll 000090Zf 00008081 000 869y 0 3A1VA MVHQ 1V3S mE 080060 X GO Z 8 8 sio 8 8 X QO v i I X GO 8 Z ONIH O 31vadn 55770 ALO ALO 2928 9448 2928 Juvd NOILdIlHOS3G Available Separately Models 8752 8752P 8756 8756P 8757 88 Parts List 2928 9878 2928 2 22880066001 06 131 1 rsrezzo diNnd v PO eco 8 V SS ACOG Jn V SS 60 ezgzo 8 8 PDIVCA3TINd 60 00 929 829 __ tivo xin t zeo 38OHd 8 L340VH8 tanto xin 0 t 9 1HOHS HOLSIAH3HI V 60 9 HOLSIAH3HI V 3HOHd 60 sesex SHOLO3NNOO TIVS M XIW V 3HOHd t 963620 1 AVHL 2 EUER ee sr 18 8 03Q V ___ eco J ee 95 8 03Q V 1 1 _____ ect
81. NTROL YEL SET pot MIX MIX DUT ade O O LO BIP sviten lt gt lt d STANDBY MASI AUTO Du 10 5 R are 10 2 El 28 bis zS T INTERVAL 8 INTERVAL WHT bes SWITCH INTERVAL SHAKE TEMP E 8 8 TE S VISCOSITY STANDBY 5 COND FAN grr orr 8 OW g 0 5 se MIN MIN MAX MIN MAX 5 5 5 0 0 0 0 EU RESET E 5 r al z 2 5 a oL amp 2 05 oor _ 1 E 5 El la 2 Se z o SE 5 m Model 8752 GRN YE L LI L2 L3 N EXT BLK 680 5 BLK 5 a COMP RELAY LI TI 2 Te USED ON BER v 5 1 BLK AIR COOLED O COMP ONLY 4 Llets BRN 5 lt 13 14 BLK WHT x
82. O zis 10 10 98000 ezl 0 60 20 2 __ t 1 t _ 00 4 t t 31vadn 55770 ALO ALD ALO HUVM 2928 9448 2928 ez 69200 t lt 2928 9878 2928 aNnos HOSSadHdlWOO H3AOO LAS N3TIV 91 6 X 81 91 5 MAHOST 8 2 1 X 9 6 MOH Z 8X6 OV H3SN3Q0NOO MOHUE H 1X181 OV HASNAGNOO MAN MOHt HFLXT81 OV H3SN3 0NOO HOSS3HdNOO lHV1S AV Tau 9 41661 191 1 18 NNY HOLIOVdVOt 18 VOEEELIVE9T HOSSAYdNIOD 1 8 082 4 16848 812 LHV1S HOLIOVdVO AOZE ANGE NhH HOLIOVdVO 400 3948192 HOSS3Hdl NOO HOSSAHdINOO LUVLS AVIAHT 140854 0 2651 0 HOSSAHdINOD 218 13L2Lav ddvrLrevav HOSSdHdlWOO HVTIOO SNIQIOH H3HSVM SS QH P E X 22 0 5 SNI TOH HVTIOO THM NIE 15 01 9 6 5 4315 ONINIVLAY Nid LNIOd 9 91 010 L NOIS3Q dVO NI 8L AVT3U HMd NO amp 88GIH 3 18VO 95 8 GALVINSNI V L3NISVO 28 8 GALVINSNI V L3NISVO HONI e L HSf1H8 NIL 988
83. OINT LED will light to indicate the coarse adjustment has been lowered 25 F 13 C Continuing to turn the coarse adjustment clockwise colder will activate the refrigeration system This indicates that the temperature setting has been lowered 5 F 25 C Mix Adjustment The mix setting is the temperature adjustment for the mix cabinet or the mix hopper Ideal mix temperature 38 F 3 3 to 40 F 4 4 C Cut out temperature will always be 13 F 7 2 C cabinet lower than the cut in temperature The range for cut in temperature is MIN approximately 52 F 11 0 C and MAX approximately 36 F 2 2 C Setting the Mix Cabinet Temperature 1 Place a thermometer in the cabinet close to the thermistor probe 2 Turn the mix adjustment screw clockwise all the way to the MAX setting 3 When the air temperature in the cabinet reaches 30 F to 31 F 1 1 C turn the mix adjustment screw counterclockwise until the mix refrigeration cycles off 4 Allow the mix temperature to stabilize and adjust the setting if necessary Models 8752 8752P 8756 8756P 8757 Controls and Systems Power Board The logic board commands the povver board to send L1 povver through various relay points to operate corresponding components The OL terminal on the power board sends power to the following relays Portion Relay Spinner Relay Compressor Relay Beater Motor Relay Pump Relay The L1 te
84. TONO HORA e E WOlNVHd 3 ES HSiv3H 2 NOWO NO IVSNEONOJ 08908 N SVA3 8 Aii u3mod 4431 2 dez 4 iive um 2 13538 m wee tan i 0 2 511 4 p L EREI 2 Q R aq TAK 341815 331418 ALHA XO anu Taw Nossa E 5 3504 p gt 17 5 OMM 3HL 1411 IH WLS ONY MiiviH m 0 02 00 341415 t kn 1049 5 XN gt l o3un9ij 381816 KOTIZA qu 338 2901 TS 21901 1331 voisism 93710 59 f 19 f ele 109 4436 JB d 31 3939 21191209 ov v 8 y Me Davis pou HOLMS TANAAN ha T m m THUS m vu vui 53 4915 9 sia 28153 m NI O di dedi E 5 5019 Qinv MSYM 25 2 944055 2 2 XE Tocar S 5 009 fe die la INOA 135 SOLIS 5 231305 T 2081400 3130
85. again be activated after the mix is replenished Controls and Systems 14 Models 8752 8752P 8756 8756P 8757 Logic Board Dip Svvitches When the dip switches point back they are in the ON position When the switches are pointing forward they are in the OFF position Relay dip switch functions are listed below Dip Switch 1 Delays compressor operation for five seconds each time the beater motor starts auto operation only Dip Switch 2 Delays compressor operation for ten seconds each time the beater motor starts auto operation only Delay Time ON or OFF No Delay OFF OFE Normal Operation Dip Switch 3 Allows the beater motor to continue to operate for five seconds after the compressor has stopped auto operation only Dip Switch 4 Allows the beater motor to continue to operate for ten seconds after the compressor has stopped auto operation only ae ae en ni dols ON or OFF No Extended Time OFF Normal Operation OFF Dip Switch 5 Do not activate on the 8756 8757 When in the ON position this switch will allow independent operation of condenser fans for the main refrigeration and the cabinet refrigeration system When in the OFF position this switch allows both condenser fans to operate regardless of which refrigeration systems are operating Note This switch should remain in the ON position on an air cooled unit Example In an air cooled unit w
86. ao 1 4 1 21 n FFF SNOT 8 S LL JAYA eo igzzx 96 8 dIHQ V NVd 31vadn 55770 ALO ALO H38WfIN 49848 4 978 1 NOILdIH2S3G Available Separately 071018 Parts List 101 Models 8752 8752 8756 8756 8757 49928 32928 960 60866 LSIML HOLIMS E po ES i O 7777718 NHNL3H ONIHdS 27220 71 NHNL3H ONIHdS _ HOLIMS 1 6 oo 791 66 85 HO1IMS V LINOVUS 089880 1HOIg MYHQ HO LIMS WHV 6980 143 MVHO HO LIMS WH V LSIML HOLIMS _ 688820 AOSZ SZ I V01 LOdS H3A3 THO LIMS cor amp eSo0 100 _ 860 HOLIMS V LOVHS JA cor mos NO 3NON NO 10d0 319901 H9LIMS 60 1 319901 2616106701 e oezero ON ISd JHUNSSIHd HOLIMS 22 1 609260 ON ISd 609 3HfISS3Hd HO IMS cor e 18820 __ 5 MWiHLdOLdiHlS
87. arranted for the term indicated on the warranty card accompanying this machine However due to the Montreal Protocol and the U S Clean Air Act Amendments of 1990 many new refrigerants are being tested and developed thus seeking their way into the service industry Some of these new refrigerants are being advertised as drop in replacements for numerous applications It should be noted that in the event of ordinary service to this machine s refrigeration system only the refrigerant specified on the affixed data label should be used The unauthorized use of alternate refrigerants will void your compressor warranty It will be the owners responsibility to make this fact known to any technicians they employ It should be noted that Taylor does not warrant the refrigerant used in its equipment For example if the refrigerant is lost during the course of ordinary service to this machine Taylor has no obligation to either supply or provide its replacement either at billable or unbillable terms Taylor does have the obligation to recommend a suitable replacement if the original refrigerant is banned obsoleted or no longer available during the five year warranty of the compressor Taylor will continue to monitor the industry and test new alternates as they are being developed Should a new alternate prove through our testing that it would be accepted as a drop in replacement then the above disclaimer would become null and void To find o
88. binet Temperature differential cut in 5 F 3 C Coarse adjustment range 15 F to 35 F 9 4 C to 1 7 C Approximate probe resistance readings Fine adjustment range 4 F 2 2 C total 10 000 OHMS at room temperature 77 F 25 C Coarse adjustment pot 1 4 turn approximately 30 035 OHMS at hopper cabinet temperature 35 F 6 F 3 3 C 2 Set Point L E D Lights vvhen temperature is 38 830 OHMS at shake temperature 26 F 3 3 C 25 F 13 C above the Set Point Controls and Systems 16 Models 8752 8752P 8756 8756P 8757 Thermistor Curve When checking a thermistor probe first determine the correct one Determine whether the difference is present temperature at the probe and find it on this acceptable If a probe is actually faulty the difference chart along with the approximate correct ohmmeter will be great reading The ohmmeter reading may vary from the 118 201 114 394 110 709 107 143 103 692 100 352 97 120 94 085 91 144 88 296 85 536 82 863 80 273 77 765 75 334 72 980 70 627 68 350 66 147 64 014 61 951 59 953 58 021 56 150 54 340 52 854 51 409 50 003 48 636 47 306 46 012 44 754 43 530 Models 8752 8752P 8756 8756P 8757 17 Controls and Systems
89. d Failure to follow this instruction may result in electrocution A Stationary appliances which are not equipped with a power cord and a plug or other device to disconnect the appliance from the power source must have an all pole disconnecting device with a contact gap of at least 3 mm installed in the external installation Failure to follow this instruction may result in electrocution 3 DO NOT install the unit in an area where water jet could be used to clean or rinse the freezer Failure to follow this instruction may result in serious electrical shock AN These machines must be placed on a level surface Failure to comply may result in personal injury or equipment damage This freezer is designed to operate indoors under normal ambient temperatures of 70 75 F 21 24 C The freezer has successfully performed in high ambient temperatures of 104 F 40 C at reduced capacities NOISE LEVEL Airborne noise emission does not exceed 78 dB A when measured at a distance of 1 0 meter from the surface of the machine and at a height of 1 6 meters from the floor 070321 Refrigerant Taylor uses R404A refrigerant This refrigerant is generally considered non toxic and non flammable however any gas under pressure is potentially hazardous 21 fill any refrigerant cylinder completely with liquid Filling the cylinder to approximately 8096 will allow for normal expansion 3 Refrigerant liquid sprayed on
90. denser and third through the outlet fitting to an open trap drain Air Cooled Units minimum 013 76 mm of clearance around all sides and 12 305 mm on top is required to allow for adequate air flow across the condenser s Failure to allow adequate clearance can reduce the refrigeration capacity of the freezer and possibly cause permanent damage to the compressor Electrical Connections Each freezer requires one power supply for each data label Check the data label on the freezer for fuse wire ampacity and electrical specifications Refer to the wiring diagram provided inside of the electrical box for proper power connections In the United States this equipment is intended to be installed in accordance with the National Electrical Code NEC ANSI NFPA 70 1987 The purpose of the NEC code is the practical safeguarding of persons and property from hazards arising from the use of electricity This code contains provisions considered necessary for safety Compliance therewith and proper maintenance will result in installation essentially free from hazard In all other areas of the world equipment should be installed in accordance with the existing local codes Please contact your local authorities Stationary appliances which are not equipped with a power cord and a plug or other device to disconnect the appliance from the power source must have an all pole disconnecting device with a contact gap of at least 3 mm i
91. dth 26 7 16 672 mm Depth 36 914 mm Height 71 7 8 1 826 mm Floor Clearance 4 1 4 108 mm mounted on standard casters Approximate Weights Net 915 105 415 1 kgs Crated 1080 105 489 9 kgs Volume 76 4 cu ft 2 1 cu m Availability and specifications subject to change without notice 11 16 DIAHOLE 3 2 ELECTRICAL TO WATER COOL OPERATOR 13 16 11 6 DIAHOLE 3 2 ELECTRICAL TOP VIEW OF BASE PAN AIR COOLED Introduction Models 8752 8752P 8756 8756P 8757 Installation Instructions Water Connections Water Cooled Units Only An adequate cold water supply must be provided with a hand shut off valve On the underside rear of the base pan two 3 8 I P S for single head units or two 1 2 5 for double head units water connections for inlet and outlet have been provided for easy hook up 1 2 inside diameter water lines should be connected to the machine Flexible lines are recommended if local codes permit Depending on local water conditions it may be advisable to install a water strainer to prevent foreign substances from clogging the automatic water valve There will be only one water in and one water out connection for both single head and double head units DO NOT install a hand shut off valve on the water out line Water should always flow in this order first through the automatic water valve second through the con
92. eo 2 9 TVINH3H L QVO TH3AO yolon 60 2 09609 000 878 60 SS 4 2 133208 7 X 0 9 8 oo 9 _ HOLO3NNOO T1V amp dI19 eseo z mee 8090847 NIO9 42O0S TIV8 3HOHd V 134209 dn cessiosr 499 8 J3NIavO XIN cor Seeesx V 8 6106 OL 499 8 0 cor veberx V cor 9970 2 HSVIdS QIAIHS gu HSVIdSQIBHS 3NOO 3SON aniS is 99 8 TISHS e v ee8zz0 31vadn 55770 ALO ALO H38WfIN d9SZ8 4 978 1 NOILdIH2S3G Available Separately Models 8752 8752P 8756 8756P 8757 102 Parts List 49928 32928 Mina ooo 2 ezesveoco TIVM 8 1 X 8 9 TANIA 38NL eo z 200 NOILONS LHDISMYSLNNOD cor HONI NOLLONS 38NL 2 1 98800 3801 131 1 36 2 1 05560 MEOL X GO 91 L ONIH O L 3AH3S 1408 131 1 1HOIH LNOHJ WIH L 1 48 8 1431 INOHZ AIHL alqaua 610200 99 99 H3NHOO 120220 H3NHOO HV3u WiH L P I i 22 0 PO Pt BHO 60 PT LHI 60 cor 96001
93. ght will be lit If the screw adjustment is made between the MAX and the MIN adjustment one of the other lights will illuminate depending on the adjustment These lights create a bar graph which is directly related to the product temperature MIX is warm and PUMP is cold 11 The SET POINT light is lit indicating that the control is reading the shake temperature potentiometer Rotate the adjustment screw back and forth from MIN to The bar graph should travel accordingly This indicates that the potentiometer is functional If the bar lights do not react the logic panel is defective A Important Ifthe freezer s controls have been set previously return the adjustment to its original position For example if the WASH light was lit before an adjustment screw was rotated before going to the next step rotate the adjustment screw until the WASH light is lit again Press the MIX key once The MIX LOW light is lit indicating that the control is reading the MIX potentiometer Rotate the adjustment screw as in Step 2 Press the MIX key once The MIX OUT light is on indicating the control is reading the STANDBY potentiometer Rotate the adjustment screw as in Step 2 Press the MIX key once The SET POINT MIX LOW and MIX OUT lights are lit The control is now reading the temperature fine adjustment Rotate the adjustment screw as in Step 2 Press the MIX key once The MIX LOW light is lit
94. gs Crated 767 105 347 9 kgs Volume 68 0 cu ft 1 62 cu m Availability and specifications subject to change without notice 1 2 50 58 11 16 149 44 1 8 1121 62 15 16 1599 48 5 8 39 7 16 1235 1002 WATER OUT 22 ELECTRICAL WATER IN _ LE TOP VIEW OPERATOR END WATER COOLED ONLY 108 36 914 OVERALL DEPTH LEFT SIDE VIEW F FIGURES ARENTHESES INDICATE MILLIMETERS Introduction Models 8752 8752P 8756 8756P 8757 Model 8752P Specifications Freezing Cylinder One 3 4 quart 3 2 liter volume freezing cylinder Refrigerated Mix Storage Cabinet Lovver front mix cabinet One 15 gallon 57 0 liter mix tank Horizon amp mix delivery system Beater Motor One 1 5 hp Refrigeration Unit One 9 500 btu hr compressor R404A Mix Cabinet Refrigeration one 1 100 BTU hr R404A Electrical One dedicated connection Maximum Fuse Size Minimum Circuit Ampacity 29 29 23 22 14 15 220 240 380 415 50 3 905 AIR OUT 11 5 8 295 1 This unit may be manufactured vvith other electrical characteristics For exact electrical information alvvays refer to the data label of the unit Air Cooled Clearance 3 76 mm arou
95. hase unit exchange leads inside the beater motor Follow the diagram printed on the motor Electrical connections are made directly to the terminal block provided in the splice box The splice box is mounted to the base pan on the right side of the Model 8752 The splice boxes are mounted mid level on the frame channel on the right and left sides for the Models 8756 and 8757 A Electrical connections should performed by a trained service technician Pump Drive Rotation 1 Open the mix cabinet door and remove the air mix pump asssembly ies 2 Press the PUMP key on the logic board s This will activate the pump motor s only 3 Observe the pump ball crank s They should be rotating counterclockwise If re wire the pump drive rotation according to the instructions printed on the motor Gear Alignment To prevent costly parts damage and to prevent excessive mix leakage the gear unit must be perfectly aligned To check gear alignment insert the drive shaft through the rear shell bearing and into the gear unit Move the drive shaft in and out of the gear unit using all positions of the hex end If any binding of the drive shaft occurs the gear unit could be out of alignment Inspect the bolts which mount the gear unit make sure they are tightened down To prevent excessive mix leakage check the rear shell bearing The locking tab should be folded over the nut to prevent the nut from working loose Mi
96. hich uses a fan for the main condenser s and a separate fan for the mix condenser the dip switch should be in the ON position down Example In a water cooled unit which uses a fan for removing interior cabinet heat and uses a separate fan for the mix condenser the dip switch should be in the ON position down Dip Switch 6 When in the OFF position this switch allows STANDBY operation When the switch is placed in the ON position the STANDBY mode is disabled The factory default for this switch is the ON position Dip Switches 7 amp 8 These switches program various beater stir cycles The chart below indicates stir cycle times for various switch positions Switch Stir Cycle 7 Duration Time ON 10sec 14min Example When both switches 7 and 8 are placed in the DFF position the beater will stir product in the freezing cylinder for 10 seconds every 16 minutes ore OFF Models 8752 8752P 8756 8756P 8757 15 Controls and Systems Thermistor Probes The Generation control maintains product temperature in the freezing cylinder by monitoring the resistance of the barrel freezing cylinder There are two thermistor probes thermistor probe part number X31602 X31602 Senses product in the freezing cylinder Freezing Cylinder Thermistor Probe 36267 Senses air temperature in the mix Specifications ca
97. hly before each use The level of solution in each basin must allow the largest component to be submerged Sanitize and prime the freezer prior to freezing the product After sanitizing a freezer use fresh mix to flush remaining sanitizer from the freezing cylinder Provide the proper brushes lubricants and single service towels Store sanitizer in a cool dry place Use chemicals according to their labels Troubleshooting 36 Models 8752 8752P 8756 8756P 8757 CAUSE OF CONTAMINATION PREVENTION 4 Improper cleaning and sanitation procedures Use a few good employees to follow the Continued cleaning procedure correctly and consistently Allow the employee uninterrupted time to complete the cleaning procedure Hold sanitizing solution in the hopper and the freezing cylinder for five minutes Wash and sanitize the tube of lubricant after each use always recap the tube Parts components and brushes should be air dried overnight Never store the equipment in the storage cooler Do not neglect daily cleaning practices wipe the external areas of the freezer periodically throughout the day remove the design caps and sanitize the area check the drip trays and splash shield 5 Mix stored improperly Rotate stock to use older date code mix first Shelf life of mix is normally 10 days Mix must never be stacked outside or under direct sunlight while waiting to be placed in the cooler P
98. indicating that the control is reading the MIX 1 terminal Controls and Systems 22 Models 8752 8752P 8756 8756P 8757 13 The capability of this terminal to read the thermistor probe can be checked by the following method a Remove the thermistor probe wire from the MIX 1 terminal b Connectthe MIX 1 terminal directly to ground simulating a warm probe The MIX light will illuminate c Remove the terminal connection from ground simulating a cold probe The PUMP light will illuminate If the lights do not react the panel is defective 14 15 16 17 Press the MIX key once The MIX OUT light is lit indicating that the control is now reading the BARREL freezing cylinder probe terminal Check the freezing cylinder probe as in Step 13 by removing the wire from the panel Press the MIX key again and the self test program is terminated Models 8752 8752P 8756 8756P 8757 23 Controls and Systems Control Overview RIBBON CABLE i 032444 MIX MIX 1 LOW IMP PROI C OFTECH CONTROL SET POINT MIX LOW MIX OUT TAYLOR CO 36641 1 AMETER DIXON 4 2 000 49560 DIP SWITCH MIX STANDBY WASH AUTO UP OFF E N 4 DIP SWITCH 4 10 5 FAN2 6 STBY DIS 1 7 INTERVAL lt 8 INTERVAL a 45 MIX
99. ix cabinet thermistor probe wire red wire and a ground wire from the power switch attached to it Terminal CABLE This is the socket for cable connection between the logic board and its power board IMPORTANT when attaching the cable to the board be sure all pins are straight to ensure proper connection into their respective sockets When the cable is attached to the board the wires must point away from the board in the direction of the arrow shown above the word CABLE Improper connection of this cable will cause unpredictable operation Terminal This terminal is connected to the microswitch on the draw switch asssembly When closed in the AUTO mode continuity is formed between ground and this terminal causing the compressor and the beater motor relays on the power board to close Terminal MIX LOW This terminal is used to activate the MIX LOW light The mix low terminal is connected to the shortest leg of the mix probe brown wire When the mix level drops below the short leg the light will flash Terminal MIX OUT The MIX OUT terminal is connected to the medium length leg of the mix probe red wire When the mix level drops below this leg and continuity is lost the MIX OUT light flashes and all freezer operation is cancelled except the mix cabinet refrigeration and fan Note It may take 3 4 seconds for freezer operation to cancel after the MIX OUT light flashes The AUTO mode must once
100. lace the mix directly in the cooler Always leave one inch between the mix and other products to allow air to circulate around the product Mix must not remain at room temperature for long periods of time Hopper storage must maintain a temperature of 40 F 4 4 C Storage temperatures above 45 F will allow cell division in as little as one hour Once the mix is placed in the hopper covers must be properly installed to maintain adequate refrigeration and to prevent airborne contaminants from entering the mix Models 8752 8752P 8756 8756P 8757 37 Troubleshooting Notes Troubleshooting 38 Models 8752 8752P 8756 8756P 8757 Section 4 Parts Warranty Explanation e Exploded Views e Parts List e Wiring Diagrams y in Models 8752 8752P 8756 8756P 8757 39 Parts Warranty Explanation Class 103 Parts Class 212 Parts Class 512 Parts Class 000 Parts The warranty for new equipment parts is one year from the original date of unit installation with a replacement parts warranty of three months The warranty for new equipment parts is two years from the original date of unit installation with a replacement parts warranty of twelve months The warranty for new equipment parts is five years from the original date of unit installation with a replacement parts warranty of twelve months Wear Items no warranty CAUTION Warranty is valid only if required service w
101. nd all sides and 12 305 mm on top VVater Cooled Water inlet and drain connections under side of base 3 8 FPT Dimensions Width 20 5 8 524 mm Depth 36 914 mm Height 62 15 16 1 599 mm Floor Clearance 4 1 4 108 mm mounted on standard casters Approximate Weights Net 659 Ibs 298 9 kgs Crated 782 105 354 7 kgs Volume 68 0 cu ft 1 62 cu m Availability and specifications subject to change without notice 58 11 16 149 48 5 8 1235 44 1 8 1121 62 15 16 1599 39 7 16 1002 WATER OUT 22 ELECTRICAL WATER IN _ LE TOP VIEW OPERATOR END WATER COOLED ONLY 108 36 914 OVERALL DEPTH LEFT SIDE VIEW F FIGURES ARENTHESES INDICATE MILLIMETERS Models 8752 8752P 8756 8756P 8757 Introduction Model 8756 Specifications Freezing Cylinder Two 3 4 quart 3 2 liter volume freezing cylinders Refrigerated Mix Storage Cabinet Lower front mix cabinet Two 9 gallon 34 1 liter mix tanks Two air mix pumps Beater Motor Two 1 5 hp Refrigeration Unit Two 9 500 btu hr compressors R404A Mix Cabinet Refrigeration one 1 100 BTU hr R404A Electrical Two dedicated connections Max Fuse Min Circuit Size Ampacity 35 26 22
102. nstalled in the external installation AN canon THIS EQUIPMENT MUST BE PROPERLY GROUNDED FAILURE DO SO CAN RESULT IN SEVERE PERSONAL INJURY FROM ELECTRICAL SHOCK Check Out Once the unit is installed it is advisable to check the following controls and mechanical operations of the freezer and to make any necessary adjustments If applicable repeat these checks for the second freezing cylinder on double head units Beater Rotation Beater rotation must be clockwise as viewed looking into the freezing cylinder To check rotation perform the following steps PLACE THE MAIN POWER SWITCH IN THE OFF POSITION Failure to follow this instruction may result in severe personal injury from hazardous moving parts 1 Remove the door assembly ies beater s and scraper blades 2 Place the main power switch in the ON position 3 Press the WASH key on the logic board s This activates the beater motor s only 4 Lookinto the freezing cylinder s The drive shaft s should be rotating clockwise 5 Press the WASH key to stop the beater motor s 050920 Models 8752 8752P 8756 8756P 8757 Introduction 11037 Figure 1 A DISCONNECT ALL POWER TO THE FREEZER Failure to follov this instruction may result in electrocution To correct rotation on a three phase unit interchange any two incoming power supply lines at the freezer main terminal block only To correct rotation on a single p
103. odel 8752 062336 33 n Rev 1 06 RP LI Le L3 GRN YEL BIK EXT BLK GRD a a BLK COMP RELAY 2 CAPACITOR BLK USED ON OE comp AIR COOLED do m e g EM BLK gt WHT 5 MEER FAN Al A2 BTR 2 RELAY RED BLK g POWER LLLI Li xi BLK 5 2 SWITCH 5 aux 2 BLK KA 2PDT L3 T3 5 Es 13 14 OVERLOAD RESET BEATER Q po 2 El Al A2 BLK UN hA E gt 5 MIX EVAP FANS 5 BLK WHT BLK WHT gi 17 1 5 s 52 d o E gt 5 BS 2 D gt 4 85 E LLI 5 EA BLK hv 2 d BLK 5 a 2 a 7 128 z 2 x mE 53 5 2 8 a 2 5 o m am BTR PUP FAN MH alls Yow T pm RED BLK SOFTECH CONTROL YEL uer e Point mix Yov Mi 42002 pr
104. or additional liquid mix Blending an excessive amount of liquid mix with the product that is already frozen in the cylinder will not produce a desirable product Therefore setting the draw speed faster than the recommended setting will result in sloppy product Recommended Delivery Rate 5 to 7 1 2 ounces of product should drawn in 10 seconds Standard Pump Speed 52 RPM 60 cycle units Spring and Poppet The air mix pump includes a spring and poppet In the event that the pressure in the freezing cylinder raises above 30 psi the spring and poppet provides pressure relief Pump Disable Function When the unit is in the STANDBY mode and the AUTO key is pressed the air mix pump will be disabled until the unit has cycled off on viscosity EXHAUST Models 8752 8752P 8756 8756P 8757 25 Controls and Systems Horizon amp Mix Pump Function To provide an easy to clean freezer with reliable overrun adjustment control and the ability to dispense higher butterfat or fruit products with pulp Overrun It is strongly recommended that the customer does not adjust the flow meter to alter overrun Overrun is directly dependent on the type of mix used and its capability to incorporate air Operation 1 The pump forces mix into the freezing cylinder 2 Asthe draw handle is pulled mix is driven from the freezing cylinder 3 The pump forces additional mix into the freezing cylinder
105. ork is provided by an Authorized Taylor Service Technician NOTE Taylor reserves the right to deny warranty claims on equipment or parts if a non approved refrigerant was installed in the machine system modifications were performed beyond factory recommendations or it is determined that the failure was caused by neglect or abuse Parts 40 Models 8752 8752P 8756 8756P 8757 Notes Models 8752 8752 8756 8756 8757 41 Parts 8752 8752P Exploded Models 8752 8752 8756 8756 8757 8752 8752P Exploded Parts Identification STUD NOSE CONE 022822 VALVE EXP AUTO 1 48 X1 4 046365 FPT 9 ITEM DESCRIPTION PART NO BOX A CAP amp RELAY X52670 DRYER TWO CAP TUBES 049346 COVER SPLICE BOX 049812 GUIDE A DRIP PAN X28603 2221 NO Tas 32 CABINET A INSULATED STANDARD SEE PG 46 CASTER SWV 3 4 10 ST 3IN WH PANEL A FRONT X22997 CONTROL A SEE PG 54 X33484 E 123 EA EN 9 owemussenWouwr onsa EN EM SPRING COMP 970X 115X2 00 025707 GROMMET 7 16 X 5 16 SHOCK 016212 HINGE A MOTOR X28094 CLAMP MOUNTING 012257 PULLEY 2AR25 X 6255 6265 HORIZON 0210 6 PULLEY 2AK22X 625 6265 STANDARD 016403 778 CONDENSERACTSUXHHSR 49 ENOLOSUREFAN 50 FAN 5 BLADE 12 PUSH 32DEG 047279 VALVE EPR 1 4 COMPRESSOR A ARHORION 37 38 39 40 41 42 BUSHING MOUNTIN
106. poppet 3 Pitting is occurring inside the Sanitizer was left inside the After sanitizing the pump pump cylinder pump cylinder cylinder allow it to air dry Follow disassembly procedures carefully 4 The ball crank of the motor a Incorrect rotation of the pump a Re wire the pump motor reducer is broken motor 5 Too much pressure in the a Plugged relief hole in the liquid Clean the internal passage freezing cylinder valve body below the poppet 6 Not enough pressure in the Weak or bent spring in the liquid a Replace spring freezing cylinder valve body Malfunctioning draw switch Replace the draw switch Missing poppet Install poppet Frozen mix inlet tube Install the mix cabinet door gasket properly or replace the door gasket or the evaporator fan Malfunctioning pump switch Replace the switch Models 8752 8752P 8756 8756P 8757 33 Troubleshooting Horizon amp Pump Troubleshooting Guide PROBLEM PROBABLE CAUSE REMEDY 1 The Horizon pump does a The pump motor is not Place the power switch in the operate activated OFF position Push the reset button on the pump drive motor Return the power switch to the ON position On the Models 8756 8756P 8757 press the AUTO keypad for the opposite freezing cylinder also Defective Horizon pump b Replace the pressure switch pressure switch The pressure switch diaphragm c The diaphragm must be was ins
107. rminal supplies power to the fan relay and to the mix compressor relay See illustration on page 24 Controls and Systems 20 Models 8752 8752P 8756 8756P 8757 Service Tips for Generation Boards Initial Service Tips 1 Check all connections 2 Check the cable to verify that it is secure 3 Verify that all pins are securely fastened in their Sockets 4 Verify that all cables correctly face away from the boards If the cable is attached incorrectly damage to the logic board will occur Air mix pump and beater motor operation will be disabled 5 Verify probe resistance 6 Usethe self test program Self Test Program The Generation 11 controls are programmed for self test The control can be used to help identify problems in the power board the logic board and the thermistor probes The self test program is not intended to and will not take the place of a reasonable and prudent service technician The self test program is divided into two sections The first section is an automatic function of the micro processor and the second section is performed by the technician The self test program is initiated by holding down the MIX WASH AND PUMP keys on the logic panel while simultaneously turning on the power switch Hold down the keys until all eight lights illuminate If all eight lights do not illuminate the control is defective If the self test cannot be initiated the control is defective
108. rn rear shell bearing 2 Product is too stiff a The viscosity control is too Correctly adjust viscosity using cold the adjustment screw located on the face of the logic panel b Incorrect mix is being used b Use the proper mix Evaporator is starved c Check air mix pump or mix refrigeration system for a frozen mix inlet tube 3 Product is too soft a Refrigerant shortage a Repair leak and recharge b Not enough air space b Allow for adequate air flow across the condenser c Worn scraper blades c Replace blades regularly d Dirty condenser A C units d Clean the condenser monthly e Out of date mix e Use only fresh mix f Loss of water W C units f Locate cause of water loss and repair 4 Mix in mix cabinet is too cold Temperature out of adjustment Adjust the mix cabinet temperature 5 The mix cabinet temperature is a Temperature out of adjustment a Adjust the mix cabinet too warm temperature b Missing or defective mix cabinet b Replace or install a gasket around the mix cabinet door The non magnetic side of the gasket should be placed on the hinge side of the door c Faulty evaporator fan c Replace the fan d Refrigerant shortage d Repair leak and recharge Troubleshooting 30 Models 8752 8752P 8756 8756P 8757 PROBLEM 6 The drive shaft is stuck in the drive coupling 7 The freezing cylinder walls are Scored 8 Excessive
109. roubleshooting 29 General Troubleshooting Guide 30 Air Mix Pump Troubleshooting Guide 33 Horizon Pump Troubleshooting Guide 34 Electrical Troubleshooting Guide 35 Bacteria Troubleshooting 36 Table of Contents Models 8752 8752P 8756 8756P 8757 Table of Contents 2 SECUON 4d Parte yalin S u 39 Warranty Explanatio Mesi usse Das EE PE aoe been ele ia 40 8752 6752P Exploded View 42 9752 8752 ved EN Y 44 8752 Mix Cabinet A X50456 46 8752P Mix Cabinet X52587 48 8752P Mix Cabinet A X62338 50 8752 8752P 8756 8756P Door Hinge 52 8752P Air Compressor A X52378 53 8752 8752P Control A X99484 54 8752 8752P Draw Switch A X33322 55 8752 8752P Cap amp Relay Box A X52670 56 8752 8752P Beater amp Door 57 8
110. talled incorrectly or was correctly installed missing 2 The Horizon pump does The roller is loose a Reposition and tighten the set pump Screw Troubleshooting 34 Models 8752 8752P 8756 8756P 8757 Electrical Troubleshooting Guide Modes of Operation COMPONENT MODES OF OPERATION AUTO WAS 22 Fem X meo T x T j sa X J x P X T x T T j Following are the paths of power necessary for component operation Paths of Power Compressor Contactor Coil L1 fuse power switch reset switch high pressure switch power board relay compressor contactor coil Beater Motor Contactor Coil L1 fuse power switch reset switch high pressure Switch power board relay beater motor contactor coil Fan Relay Coil Air Cooled Units Only L1 fuse power switch power board relay fan relay coil Mix Cabinet Compressor L1 fuse power switch power board relay mix cabinet compressor Pump Motor L1 fuse power switch reset switch high pressure switch power board relay pump pressure switch pump motor Models 8752 8752P 8756 8756P 8757 Troubleshooting Bacteria Troubleshooting Periodic product sampling is taken by a sanitarian Bacteria counts should not exceed the following figures Standard Plate Count 50 000 n 10
111. te and recharge the system Allow for adequate air flow across the condenser d Clean the condenser monthly Turn on the water supply or repair the restriction Repair or replace the blower or relay Check the left side power board FAN relay a Repair leak and recharge b Replace the compressor Adjust or replace the valve a Replace the contactor b Replace the power board Replace the compressor Troubleshooting 32 Models 8752 8752P 8756 8756P 8757 Air Mix Pump Troubleshooting Guide PROBLEM PROBABLE CAUSE REMEDY 1 Air mix pump will not operate a Circuit breaker is out a Check the breaker when the PUMP key is pressed Power cord is unplugged Plug in the power cord The freezer is out on reset Reset the freezer The pump motor is out on reset d Press the PUMP key to cancel pump operation Press the reset button on the side of the pump motor reducer Press the PUMP key to continue pump operation 2 The piston travels up and The check bands are worn torn a Inspect and replace check down but product is not being or not installed correctly bands as needed pumped O rings are worn torn or not Inspect and replace o rings as installed correctly needed Piston and liquid valve body Check the pump cylinder must be assembled correctly and fit snugly in the pump cylinder Missing or defective spring and Replace the spring and poppet
112. to replace the mix which was drawn when the draw handle was pulled There must be a balance between the amount of mix pumped into the freezing cylinder and the amount of mix taken out of the cylinder The adjustment screw on the draw handle dictates the speed at which the mix is released from the freezing SOLENOID 8756P ONLY FROM AIR COMPRESSOR FLOWMETER 060307 TO AIR COMPRESSOR cylinder If the draw rate is too fast a larger amount of space will be created in the cylinder allowing more room for additional liquid mix Blending an excessive amount of liquid mix with the product that is already frozen in the cylinder will not produce a desirable product Therefore setting the draw speed faster than the recommended setting will result in sloppy product Recommended Delivery Rate 1 2 to 3 4 ounce of product should be drawn per second Standard Pump Speed 162 RPM Check Valve Assembly A spring and poppet are included in the check valve assembly Pump Disable Function When the unit is in the STANDBY mode and the AUTO key is pressed the air mix pump will be disabled until the unit has cycled off on viscosity Controls and Systems Models 8752 8752P 8756 8756P 8757 a s XIN H3SN3GQNOO 585 4 iil ISd 69 79 H3l3NWNMO 13 di 3130108
113. to the skin may cause serious damage to tissue Keep eyes and skin protected If refrigerant burns should occur flush immediately with cold water If burns are severe apply ice packs and contact a physician immediately Taylor reminds technicians to be cautious of government laws regarding refrigerant recovery recycling and reclaiming systems If you have any questions regarding these laws please contact the factory Service Department WARNING R404A refrigerant used in conjunction with polyolester oils is extremely moisture absorbent When opening a refrigeration system the maximum time the system is open must not exceed 15 minutes Cap all open tubing to prevent humid air or water from being absorbed by the oil x If the crossed out wheeled bin symbol is affixed to this product it signifies that this product is compliant with the EU Directive as well as other similar legislation in effect after August 13 2005 Therefore it must be collected separately after its use is completed and cannot be disposed as unsorted municipal waste The user is responsible for returning the product to the appropriate collection facility as specified by your local code For additional information regarding applicable local laws please contact the municipal facility and or local distributor Introduction Models 8752 8752P 8756 8756P 8757 Compressor VVarranty Disclaimer The refrigeration compressor s on this machine are w
114. unit should be in the AUTO mode of operation and the freezing cylinder should be correctly primed Allow adequate time for pressure to stabilize Low Side Pressure Compressor Low side pressure will equal the expansion valve setting High Side Pressure Compressor Air Cooled High side pressure for an air cooled unit varies depending on the ambient temperature The following chart indicates normal operating head pressures at various ambient temperatures Ambient Temperature Normal Operating Head Pressures eee I 21 1 240 270 1 655 1 862 kPa 26 7 270 300 1 862 2 069 kPa 80 32 2 300 340 2 069 2 344 kPa 1002 37 82 340 380 2 344 2 620 Note This chart applies to units using 404 refrigerant VVater Cooled High side pressure for vvater cooled units is determined by the vvater valve The vvater valve should be set to maintain a compressor head pressure of 250 260 PSI 1 724 1 793 Water Valve Adjustment Penn Valves Place the gauge on the high side access port of the compressor Turning the adjustment stem clockwise will lower the pressure Counterclockwise adjustments will raise the pressure Singer Valves Counterclockwise adjustments lower the pressure Clockwise adjustments will raise the pressure Mix Cabinet Refrigeration The suction pressure at the compressor should range between 40 50 PSI 276 to 345 kPa The EPR pressures should be 6
115. ut the current status of an alternate refrigerant as it relates to your compressor call the local Taylor Distributor or the Taylor Factory Be prepared to provide the model serial number of the unit in question 070321 Models 8752 8752P 8756 8756P 8757 Introduction Model 8752 Specifications Freezing Cylinder One 3 4 quart 3 2 liter volume freezing cylinder Refrigerated Mix Storage Cabinet Lower front mix cabinet One 15 gallon 57 0 liter mix tank Air mix pump Beater Motor One 1 5 hp Refrigeration Unit One 9 500 btu hr compressor R404A Mix Cabinet Refrigeration one 1 100 BTU hr R404A Electrical One dedicated connection Maximum Fuse Size Minimum Circuit Ampacity 208 230 60 1 Air 208 230 60 1 VVater 208 230 60 3 Air 208 230 60 3 VVater 220 240 50 1 Air 220 240 380 415 50 3 35 0 6 m 905 AIR OUT 11 5 8 de95 28 22 21 4 2 E This unit may manufactured vvith other electrical characteristics For exact electrical information alvvays refer to the data label of the unit Air Cooled Clearance 3 76 mm around all sides and 12 305 mm on top VVater Cooled Water inlet and drain connections under side of base 3 8 FPT Dimensions Width 20 5 8 524 mm Depth 36 914 mm Height 62 15 16 1 599 mm Floor Clearance 4 1 4 108 mm mounted on standard casters Approximate Weights Net 644 105 292 1 k
116. x Level Control 1 Remove the mix tank Place an empty 16 fl oz cup 473 ml inside the cabinet and insert three mix probe rods into the cup 2 Place the power switch in the ON position and press the AUTO key The freezer should not operate and the mix level LED s should be flashing 3 Fill a second cup with mix or salt water Salt water is used to insure good continuity for the mix probes 4 Slowly pour the mix or salt water into the empty cup until only the two longest rods of the probe are submerged At this point the MIX OUT LED will stop flashing 5 Press the AUTO key The compressor beater motor and the mix refrigeration system should operate The MIX LOW LED will continue to flash 6 Fill the cup until all three probe rods are submerged The MIX LOW LED will stop flashing and the freezer will continue to operate 7 Press the AUTO key again and all freezer operations will be cancelled including the mix refrigeration system Introduction Models 8752 8752P 8756 8756P 8757 Running Specifications Pressures Expansion Valve Setting 404A HP62 20 to 22 PSI 138 to 152 kPa for normal products at temperatures of 18 to 20 F 7 8 to 6 7 C Adjust higher or lower by turning the adjustment knob on the automatic expansion valve Clockwise adjustments will raise the pressure and counterclockwise adjustments will lower the pressure Note When this adjustment is made the
117. x delivery system Beater Motor Two 1 5 hp Refrigeration Unit Two 9 500 btu hr compressors R404A Mix Cabinet Refrigeration one 1 100 BTU hr R404A Electrical Two dedicated connections Fuse Size Circuit Ampacity 208 230 60 1 Air 30 208 230 60 1 VVater 28 23 208 230 60 3 Air 208 230 60 3 Water 20 220 240 380 415 50 16 3 Air BB 43 19 64 110 0 2 68 1 4 3 4 LEFT SIDE VIEW ai 36 91 5 NOTES 1 FIGURES IN PARENTHESES INDICATE CENTIMETERS 2 NOTES FOR WATER COOLED UNITS ONLY This unit is also available with other electrical characteristics For exact electrical information always refer to the data label of the unit Air Cooled Clearance 3 76 mm around all sides and 12 305 mm on top Water Cooled Water inlet and drain connections under side of base 1 2 FPT Dimensions Width 26 7 16 672 mm Depth 36 914 mm Height 68 1 4 1 734 mm Floor Clearance 4 1 4 108 mm mounted standard casters Approximate Weights Net 870 105 394 6 kgs Crated 1 010 Ibs 458 1 kgs Volume 69 3 ft 1 9 m Availability and specifications subject to change without notice 1 1 32 HEX WATER OUT 4 13 32 12 7 7 15 32 3 6 7 16 7 7 67 2 19 0 13 16 11 4 DIA WATER IN TOP VIEW OF BASE PAN OPERATOR
118. y in Models 8752 8752P 8756 8756P 8757 Soft Serve Freezers Service Manual TAYLOR 8 21 00 028752 S y I in FE SEN amp kwa Ep Table of Contents Section 1 Introduction 522222 we ees Sele 1 DANGLY Gea e EN CEN e dederat es 2 R efrigerantu ca ee axel 2 Model 8752 Specifications 4 Model 8752P Specifications 5 Model 8756 Specifications 6 Model 8756P Specifications 7 Model 8757 Specifications 8 Installation InstructionS tee eee eR 9 Running Specifications Se toys DEED REA HER 11 Section 2 Controls Systems 13 Generation Control Logic Board 14 Power Board uu uuo as cies Swen ated dank a gue u E 20 Service Tips for Generation Boards 21 Control Overview oe etae etos SS cert 24 AUC MIX PUMP 55 inn rr 25 Horizon Mix tus exce 26 Refrigeration Air System for Horizon Schematic 27 Section 3 T

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