INSTALLATION MANUAL
Contents
1. NOTE 1 In case your installation requires gas field piping of 034 9 or 041 3 in function of the total capacity of the outdoor units proceed as m follows for installation of additional gas pipe reducers 7 8 9 BHFQ22P1 i Ean 1 Field piping 034 9 i 2 Gas side reducer 7 3 Gas side reducer 9 041 3 rn OD 931 8 4 Gas side joint BHFQ22P1517 i 5 Gas side reducer 8 1 2 see A 034 6 Gas side joint 1 a por 8 8 i ID 31 i err 031 8 7 Gas side joint 2 gt men 3 041 3 3 mf E e A Cutatthe center of the connection with 041 3 Pel C2 Je IT a pipe cutter ID 38 1 NOTE BHFQ22P1007 see A see A see A 1 Field piping ID Kd ID mies 3 ID 012 7 2 Liquid side reducer 3 0127 Coe apre rra ES ec ers 9159 3 Liquid side joint 4 Liquid side reducer 5 BHFQ22P1517 5 Liquid side reducer 4 see A see A see A see A see A 6 Liquid side joint 1 ID PS ID 15 9 IDO127 1 ID ind ID fee 7 Liquid side joint 2 12 7 015 9 CO p Sp E dre dro abi E A Cut at the center of the connection with aad Kd a pipe cutter Installation manual DAIKIN BHFQ22P1007 1517 11 Outdoor unit multi connection piping kit 4PW28994 1 NOTES DAIKIN EUROPE NV Zandvoordestraat 300 B 8400 Oostende Belgium 4PW28994 12. Gas pipe 4 field supply refer to table 8 on page 5 12 Gas pipe 2 field supply refer to table 8 on page 5 13 Liquid pipe supplied with the outdoor unit 2 AFTER CONNECTION OF THE PIPING Connection piping between the outdoor and indoor unit All piping must be executed according to instructions in the installation manual of the outdoor unit and an air tight test must be performed after complete installation of the piping Insulation of joints i 6 Safe So eG x3 B 1 Step 1 Fit the insulation 1 around the reducer 2 and keep it in place with tape mm 3 on view 5 Step 2 Cut the insulation 5 along the slit 4 Fit the insulation around the joint 6 and keep it in place with tape mm 7 without leaving a gap between the two insulated parts Step 3 Seal the seam between the insulation and the field piping insulation with tape mm 8 Step 4 Cover the insulated parts completely with tape mm without leaving any gaps 9 B All required tape is field supply m Incase of indoor installation make sure that the tape is of the fireproof type in order to comply with local regulations Installation manual DAIKIN BHFQ22P1007 1517 Outdoor unit multi connection piping kit 4PW28994 1 IN CASE OF BOTTOM PIPING T Be sure to foresee enough space for brazing and piping work under the unit If a centralized drain pan kit and or a vibration proof base are used the d
3. A 1 2 3 A Removing or attaching the front panel becomes impossible when the distance between the bottom frame and the liquid pipe is more ed 1 Joint or reducer th a an 143 mm gt Tt 2 Cut in the center of the 4 i connections BW In case dimension A differs from 290 mm adjust the field 1 5 3 3 Field pipe supplied interconnection piping between the joint and the outdoor unit Installation manual DAIKIN BHFQ22P1007 1517 Outdoor unit multi connection piping kit 4PW28994 1 3 INSTALLATION OF GAS AND LIQUID PIPES Cutting the field supplied gas pipes Use the following table in case dimension A is 290 mm If dimension A differs from 290 mm adjust the L dimension of the gas pipes 1 and 2 accordingly For L dimension of gas pipe 2 dimension B of the field supplied angled joint as in table 7 on page 4 has been taken into account If dimension B of the angled joint you use is different from that dimension B adjust the L dimension of gas pipe 2 accordingly Table 6 Field supplied gas pipes L mm Outdoor unit Gas pipe 1 Gas pipe 2 8 Hp 75 288 ia 10 Hp 81 258 L 12 18 Hp 125 224 1 Table 7 Joint angle of 90 field supply Outdoor unit B mm 8 Hp 17 Si 10 Hp 23 B 12 18 Hp 29 g Connection piping m Connect the gas and liquid pipes as shown in the figure below Before connecting the pipes first connect the gas side joint and the gas side r
4. IDQ127 Lip 028 6 L oD 031 8 j PEOR OD 0228 6 1 OD 025 4 OD 015 9 1 OD 012 7 ID 15 9 N L ip 915 9 s T mH ip 919 1 3 1D 5127 a el 1x 1x 2X 1x 1x 1x 1x 1x 2X O OD 015 9 I 2 2 6 7 8 9 10 4 5 aa ID 031 8 i ID 028 6 ID 19 1 i ID 015 9 ID 2222 ID 015 9 UF zh ID 015 9 j ica D 034 9 D 041 3 ID 041 3 Lr OD 028 6 im OD 012 7 FT jum jore OD 9831 8 1 ID 919 1 EN Eu op 019 1 E 028 6 Hoos r OD 028 6 H ID 025 4 L 0127 ID 022 2 ID 019 1 aie 1x 1x 1x 2x 1x 2X 1X 2x 1x 1x 2x 2x NOTE m Do not throw away any of the accessories until installation is completed NW NW Be sure to read this manual before installation and follow the instructions carefully when performing installation B For installation of the outdoor units refer to the installation manual of the outdoor unit m The installation of refrigerant pipes between outdoor and indoor units needs to be arranged by refnet joints and refnet headers and is to be purchased separately m For combination of outdoor units follow Engineering Data Field supply parts Selection procedure Table 2 Table 3 Parts Quantity Selection procedure Number of outdoor units Kit name For BHFQ22P1007 Insulation for pipe Mu 2 units BHFQ22P1007 jose dd dud See table 4 Main pipe on page 3 E ma set For BHFQ22P1517 3 units BHFQ22P1517 S D See table 12 on
5. m Incase of indoor installation make sure that the tape is of the fireproof type in order to comply with local regulations Installation manual DAIKIN BHFQ22P1007 1517 Outdoor unit multi connection piping kit 4PW28994 1 IN CASE OF FRONT PIPING 1 EXTERIOR 1 2 3 4 5 7 A ZA 1 AC 16505 9 A E AM 7 WALH 6 Aar aM yara 11 dM ZZ 8 Mz 1 12 13 1 Liquid pipe field supply 8 Gaspipe field supply 2 Gas pipe 1 field supply 9 Gas side joint 2 3 Liquid side joint 1 10 Liquid side joint 2 4 To indoor unit 11 Gas pipe 2 field supply 5 Gas side joint 1 12 Joint angle of 90 field supply 6 Gas side reducer 1 13 Gas pipe 3 field supply 7 Liquid side reducer 1 2 DIMENSIONS FOR INSTALLATION 284 mm standard Gas pipe Liquid pipe Bottom frame A 1 2 3 Removing or attaching the front panel becomes impossible when the distance between the bottom frame and the liquid pipe is more than 143 mm m In case dimension A differs from 284mm adjust the field supplied interconnection piping between the joint and the outdoor unit 3 INSTALLATION OF GAS AND LIQUID PIPES Cutting the field supplied gas pipes Use the following table in case dimension A is 284 mm If dimension A differs from 284 mm adjust the L dimensions of the gas pipes 1 2 and 3 accordingly For L dimension of gas pipe 3 dimension B of the fiel
6. 10 Total capacity IPE see of outdoor units Liquid 16 H 28 6x0 99 1 2H 12 7x0 RUD pene ee 1 Gas pipe 1 field supply 6 Liquid side reducer 1 18 22 Hp 28 6x0 99 1 2H 015 9x0 99 O MET 2 Liquid side joint 7 Gas pipe 1 field supply 24 Hp 034 9x1 21 1 2H 015 9x0 99 O l ner l 3 To indoor unit 8 Liquid pipe field supply 26 34 Hp 034 9x1 21 1 2H 19 1x0 80 1 2H ae l cA en TU TM 4 Gas side joint 9 Joint angle of 90 field supply P OAM OA 5 Gas side reducer 1 10 Gas pipe 2 field supply a OD x minimum wall thicknes temper grade type m When upsizing the main pipe use gas side reducer 2 m When using pipes of 019 1 or larger make sure to use pipes 2 DIMENSIONS FOR INSTALLATION with 1 2H temper grade with a wall thickness of 1 0 mm In case there is no alternative and you use the O temper grade for pipes with 019 1 a minimal wall thickness of 1 2 mm or more is required and connections need to be brazed Table 5 Pipe between the outdoor unit multi connection piping lt dA kit and the outdoor unit 143 mm Pipe size Outdoor unit Liquid 8 Hp 19 1x0 80 1 2H 9 5x0 80 O 10 Hp 22 2x0 80 1 2H 9 5x0 80 O eee 12 16 Hp 228 6x0 99 1 2H 12 7x0 80 O 290 mm standard 18 Hp 228 6x0 99 1 2H 215 9x0 99 O Gas pipe Liquid pipe a OD x minimum wall thicknes temper grade type m Cut the pipe with a pipe cutter Bottom frame
7. Cutting the field supplied gas pipes 1 to 4 Cut the gas pipes 1 to 4 according to table 8 For L dimension of gas pipes 1 to 4 dimension B of the field supplied angled joint as in table 7 on page 4 has been taken into account If dimension B of the angled joint you use is different from that dimension B adjust L dimensions of gas pipes 1 to 4 accordingly Table 8 Field supplied gas pipes L mm Outdoor unit Gas pipe 1 Gaspipe2 Gas pipe3 Gas pipe 4 8 Hp 131 166 58 236 In 10 Hp 101 136 82 224 L 12 18 Hp 67 102 148 212 Connection piping B Connect the gas and liquid pipes as shown in the figure below Before connecting the pipes first connect the gas side joint and the gas side reducer 1 the liquid side joint and the liquid side reducer 1 B Refer to the installation manual delivered with the outdoor unit for cautions on brazing pipes and for connecting pipes with flare nuts m Keep the joint in a horizontal position the caution label must be on top see view A 4 5 96 783102 9119 12 13 Gas pipe supplied with the outdoor unit Liquid pipe field supply Gas pipe 1 field supply refer to table 8 on page 5 Gas side joint Liquid side joint Liquid side reducer 1 Gas side reducer 1 Gas pipe 3 field supply refer to table 8 on page 5 O c N O0 AR ON a Joint angle of 90 field supply e Gas pipe field supply select the pipe length on site
8. DAIKIN INSTALLATION MANUAL Outdoor unit multi connection piping kit BHFQ22P1007 BHFQ22P1517 DAIKIN BHFQ22P 1007 BHFQ22P 1517 Outdoor unit multi connection piping kit Installation manual A IMPROPER INSTALLATION OR ATTACHMENT OF EQUIPMENT OR ACCESSORIES COULD RESULT IN ELECTRIC SHOCK SHORT CIRCUIT LEAKS FIRE OR OTHER DAMAGE TO THE EQUIPMENT BE SURE ONLY TO USE ACCESSORIES MADE BY DAIKIN WHICH ARE SPECIFICALLY DESIGNED FOR USE WITH THE EQUIPMENT AND HAVE THEM INSTALLED BY A PROFESSIONAL IF UNSURE OF INSTALLATION PROCEDURES OR USE ALWAYS CONTACT YOUR DAIKIN DEALER FOR ADVICE AND INFORMATION This kit includes the following parts Table 1 Insulation Gas side joint Liquid side joint Reducer for gas pipe Reducer for liquid pipe Gas Liquid 1 2 3 7 9 1 3 5 ID 022 2 i ID 019 1 m ID 015 9 D 019 1 x ID 19 1 y ID 0222 3 ID 09 5 e 3 ID 0222 D 038 1 ID 025 4 3 D 09 5 Fi D 015 9 a T ID 025 4 Lip 028 6 ID 034 9 ID 041 3 1 ip o127 9127 N ID 028 6 1 OD 031 8 L r OD 012 7 O OD 0254 J m op 0254 OD 031 8 0p 0318 OD 015 9 e poise E pss 015 9 H 10127 E L ID 09 5 1x 1x 1x 1 1x 1x 1X 1x 1x 1x 1x 1 1 2 3 4 5 1 2 3 ID 022 2 L ID 022 2 23 T 1D931 8 D 9318 L 1 1p 925 4 nee IDOt59
9. TION PIPING KIT m Install the joints horizontally so that the caution label 1 attached to the joint comes to the top Do not tilt the joint more than 15 see view A m Make sure that the total length of the piping connected to the joint is absolute straight for more than 500 mm Only if a straight field piping of more than 120mm is connected more than 500 mm of straight section can be ensured SP B improper installation may lead to malfunction of the outdoor unit INSTALLATION EXAMPLES FARE php mig pip m Make sure to follow the installation restrictions and carry out installation taking the field requirements into consideration B For installations with 3 units like installation examples 5 and 6 the gas side reducers 5 6 or 10 and the liquid side reducers 2 3 may in some cases be connected to the first joint f b t b Lg A B pes j A e 6 a 9 e Dre se E el A First joint gas side 1 Gas side joint 1 B First joint liquid side 2 Gas side reducer 5 a Cut at the center of the 3 Gas side reducer 1 connection with a pipe cutter 4 Gas side reducer 6 b to second joint 5 Gas side reducer 10 C tooutdoor unit 222 2 6 Liquid side joint 1 d to outdoor unit 19 1 7 Liquid side reducer 2 e to outdoor unit 09 5 or 8 Liquid side reducer 1 O12 7 9 Liquid side reducer 3 B Ifon an installation with 3 units the diameter of the gas side pi
10. as pipe 1 field supply 7 Gas side reducer 1 2 Joint angle of 90 field suppl 8 Gas pipe 3 field suppl 1 Gas pipe supplied with 8 Refer to table 5 Pipe between d f pply ii f ply the outdoor unit the outdoor unit multi connec 3 Gas side joint 9 Gas pipe field supply 2 Liquid pipe field supply pue kit cipia eed 4 To indoor unit 10 Liquid pipe field supply Eis S PAUE gt WONG 5 Liquid side joint 11 Gas pipe 4 field supply 3 n pipe As supply 9 Liquid side reducer 1 6 Liquid side reducer 1 12 Gas pipe 2 field supply eer paren 10 Gas pipe field supply select page the pipe length on site 4 Refer to table 4 Main 11 Joint angle of 90 field pipe on page 3 when supply refer to table 7 on cutting page 4 5 Gas side joint 12 Gas pipe 2 field supply refer to 6 Liquid side joint table 6 on page 4 7 Gas side reducer 1 13 Liquid pipe supplied with the outdoor unit BHFQ22P1007 1517 DAIKIN Installation manual Outdoor unit multi connection piping kit 4PW28994 1 4 Standard installation Loe ae Gas pipe Liquid pipe Bottom frame 1 2 3 Removing or attaching the front panel becomes impossible when the distance between the bottom frame and the liquid pipe is more than 143 mm NOTE When the dimensions differs from these of the standard pia installation extend the pipes between the outdoor unit and the joint accordingly field supply 1 INSTALLATION OF GAS AND LIQUID PIPES
11. d supplied angled joint as in table 7 on page 4 has been taken into account If dimension B of the angled joint you use is different from that dimension B adjust the L dimension of gas pipe 3 accordingly Table 14 Field supplied gas pipes L mm Outdoor unit Gas pipe 1 Gas pipe 2 Gas pipe 3 8 Hp 51 69 282 pP 10 Hp 57 75 252 L 12 18 Hp 101 119 218 y Connection piping m Connect the gas and liquid pipes as shown in the figure below Before connecting the pipes first connect the gas side joints and the gas side reducers 1 the liquid side joints and the liquid side reducers 1 B See 2 Dimensions for installation on page 8 for the location height of the joint m Refer to table 14 on page 8 for the dimensions of the field supplied gas pipes 1 2 and 3 B Refer to the installation manual delivered with the outdoor unit for cautions on brazing pipes and for connecting pipes with flare nuts m Keep the joint in a horizontal position the caution label must be on top see view A 7 7891011 12 13 1710176 3 15 216 1 Gaspipe supplied with the 9 Liquid side joint 1 outdoor unit 10 Gas side reducer 1 2 Liquid pipe field supply 11 Refer to table 12 on select the pipe length on page 7 when cutting the site connection inbetween con 3 Gas pipe field supply nection joints select the pipe length on 12 Gas side joint 2 site 13 Liquid side joint 2 4 Gas pipe 1
12. e unit field supply B mm L mm x dimension x dimension Outdoor unit 100 139 233 8 Hp o od oP 91 130 224 T 10 Hp 0 o o N 142 181 275 L B 12 18 Hp of of ob 64 103 197 a cutting position b no cutting required Connection piping vibration proof base central drain pan kit installed 233 m Remove the knockout plate on the bottom frame Refer to the installation manual delivered with the outdoor unit m Connect the gas and liquid pipes see figure below Before connecting the pipes first connect the gas side joint and the gas side reducer 1 the liquid side joint and the liquid side reducer 1 m Refer to the installation manual delivered with the outdoor unit for cautions on brazing pipes and for connecting pipes with flare nuts m Keep the joint in a horizontal position the caution label must be on top see view A m Connect the liquid side reducer 1 by tilting it 10 and bend the field supplied liquid pipe up to the stop valve as shown in the figure see view A A If the liquid side reducer is connected vertically without bending the liquid pipes the insulation will not fit BHFQ22P1007 1517 DAIKIN Installation manual Outdoor unit multi connection piping kit 4PW28994 1 FoR BHFG22P1517 A Refer to the installation manual of the outdoor unit for selection and restriction for the piping between outdoor branches Not obser
13. educer 1 the liquid side joint and the liquid side reducer 1 B See 2 Dimensions for installation on page 3 for the location height of the joint m Refer to the installation manual delivered with the outdoor unit for cautions on brazing pipes and for connecting pipes with flare nuts m Keep the joint in a horizontal position The caution label must be on top see view A 4 AFTER CONNECTION OF THE PIPING Connection piping between the outdoor and indoor unit All piping must be executed according to instructions in the installation manual of the outdoor unit and an air tight test must be performed after complete installation of the piping Insulation of joints 1 2 4 u 5 RON AMEN j S Lae gt 8 3 dj Step 1 Fit the insulation 1 around the reducer 2 and keep it in place with tape mm 3 Step 2 Fit the insulation 4 around the joint 5 and keep it in place with tape mm 6 without leaving a gap between the two insulated parts Step 3 Seal the seam between the insulation and the field piping insulation with tape mm 7 Step 4 Cover the insulated parts completely with tape mm without leaving any gaps 8 A B All required tape is field supply m Incase of indoor installation make sure that the tape is of the fireproof type in order to comply with local regulations IN CASE OF LOWER FRONT PIPING d Sy OA AA a He 6 eee HE AIP 10 HIL 2 11 12 1 G
14. field supply 14 Gas pipe 2 field supply refer to table 14 on page 8 refer to table 14 on page 8 5 Liquid pipe supplied with 15 Joint angle of 90 field the unit supply 6 Liquid side reducer 1 16 Gas pipe 3 field supply 7 Refer to table 12 on refer to table 14 on page 8 page 7 when cutting the 17 Refer to table 13 on main pipe page 7 when cutting the Pind pipe between multi connec dM s uc tion piping kit and outdoor unit BHFQ22P1007 1517 Outdoor unit multi connection piping kit 4PW28994 1 DAIKIN Installation manual 4 AFTER CONNECTION OF THE PIPING Follow the instructions in the paragraph 4 After connection of the piping on page 4 IN CASE OF LOWER FRONT PIPING O0OOND Ol BON 1 Liquid pipe field supply 9 Gas pipe 4 field supply 2 Gas pipe 1 field supply 10 Gas pipe field supply 3 Joint angle of 90 field supply 11 Gas side joint 2 4 Gas side joint 1 12 Liquid side joint 2 5 To indoor unit 13 Gas pipe 2 field supply 6 Liquid side joint 1 14 Gas pipe 5 field supply 7 Liquid side reducer 1 15 Gas pipe 3 field supply 8 Gas side reducer 1 Standard installation Gas pipe Liquid pipe Bottom frame 1 2 3 Removing or attaching the front panel becomes impossible when the distance between the bottom frame and the liquid pipe is more than 143 mm NOTE When the dimensions exceed these of the standard u installation extend the pi
15. imensions marked with x in the following figure will vary Refer to the table below to determine the correct length of the field pipes unit A unit B LN 1 Liquid pipe x Distance from the foundation or floor 2 Gaspipe refer to table 9 Table 9 x Standard 100 Central drain pan kit installed 139 Vibration proof base or 1 INSTALLATION OF GAS AND LIQUID PIPES Cutting the field supplied gas pipes 1 and 2 and the gas side accessory pipe 3 Cut the pipes according to table 10 and to table 11 For L dimension of gas pipe 1 and of gas pipe 2 dimension B of the field supplied angled joint as in table 7 on page 4 has been taken into account Further connection of gas pipes and the field supplied joints for same diameter are of the type without stoppers If dimension B of the angled joint you use is different and or if the joints for same diameter pipes have stoppers adjust L dimensions of gas pipes 1 and 2 accordingly Table 10 For outdoor unit A Gas side accessory pipe 3 Gas pipe 1 delivered with the unit field supply B mm L mm x dimension x dimension Outdoor unit 100 139 233 100 139 233 8 Hp 87 42 0 46 10 Hp 57 18 of A he ee B 12 18 Hp o o5 op 39 148 a cutting position b no cutting required Table 11 For outdoor unit B Gas side accessory pipe 3 Gas pipe 2 delivered with th
16. ipes as shown in the figure below Before connecting the pipes first connect the gas side joints and the gas side reducers 1 the liquid side joints and the liquid side reducers 1 Refer to the installation manual deliverd with the outdoor unit for cautions on brazing pipes and for connecting pipes with flare nuts Keep the joint in a horizontal position the caution label must be on top see view A Connect the liquid side reducer 1 by tilting it 10 and bend the field supplied liquid pipe up to the stop valve as shown in the figure see view A A If the liquid side reducer is connected vertically without 5 6 7891 10 6 bending the liquid pipes the insulation will not fit ae bo 1271319 141517 1 Liquid pipe field supply 10 Gas side joint 2 2 Gas side accessory pipe 3 11 Liquid side joint 2 iiia with the outdoor 12 Qas side reducer 3 3 Liquid pipe supplied with the 13 Liquid side reducer 2 OUIS 14 Joint for same diameter 4 Liquid side joint 1 pipes field supply 5 Gas side joint 1 15 Joint angle 90 field 6 Gas side reducer 1 SURD 7 Liquid side reducer 1 16 Gas pipe 1 cut piping 8 Gassidereducer 4 according to table 17 9 Gas pipe field supply select 17 Gas pipe 2 cut piping the pipe length on site according to table 17 2 AFTER CONNECTION OF THE PIPING Follow the instructions on 2 After connection of the piping on page 7
17. nsion B of the field supplied angled joint as in table 7 on page 4 has been taken into account Further connection of gas and field supplied joints for same diameter are of the type without stoppers If dimension B of the angled joint you use is different and or if the joints for same diameter pipes have stoppers adjust L dimensions of gas pipes 1 and 2 accordingly Table 17 For outdoor unit A and B Gas side accessory pipe 3 Gas pipe 1 delivered with the unit field supply B mm L mm x dimension x dimension Outdoor unit 100 139 233 8 Hp 87 42 o9 46 10 Hp 57 18 0 N sm 78 IL B 12 18Hp 09 of o 39 148 a Cutting position b no cutting required Table 18 For outdoor unit C Gas side accessory pipe 3 Gas pipe 2 delivered with the unit field supply B mm L mm x dimension x dimension Outdoor unit 100 139 233 8 Hp o of of 91 130 224 10 Hp 0 of of A amp A 142 181 275 IL B 12 18Hp 00 of o 64 103 197 a Cutting position b no cutting required BHFQ22P1007 1517 Outdoor unit multi connection piping kit 4PW28994 1 DAIKIN Installation manual 10 Connection piping m Remove the knockout plate on the bottom frame Refer to the installation manual delivered with the outdoor unit Connect the gas and liquid p
18. page 7 The joint size must be the same as the gas Joint for gas pipe pipe size of the outermost outdoor unit angle of 90 Refer to Pipe size selection and cutting position of the joint on page 3 and page 7 Tape 1set Forinsulation Installation manual DAIKIN BHFQ22P1007 1517 Outdoor unit multi connection piping kit 4PW28994 1 A m The quantity and selection procedure for use of joints with an angle of 90 only apply to front or bottom connection installations m For lower front connection installations the quantity and selection procedure are different Please refer to the dedicated instructions m Joints for pipes with the same diameter are only needed for bottom connection installations See dedicated instructions for quantities and specifications A m Use piping with temper grade in function of the pipe diameter as listed in the table below m The pipe thickness of the refrigerant piping must comply with relevant local and national regulations The minimum pipe thickness for R410A piping must be in accordance with the table below for design pressure of 4 0 MPa 40 bar Temper grade 1 2H type Pipe 6 4 9 5 12 7 15 9 19 1 22 2 25 4 28 6 31 8 34 9 38 1 41 3 Minimum thickness 0 80 0 80 0 80 1 00 0 80 0 80 0 88 0 99 1 10 1 21 1 32 1 43 t mm O Annealed 1 2H Half hard RESTRICTIONS ON INSTALLING THE MULTI CONNEC
19. page 9 8 Liquid side reducer 1 9 Gas pipe field supply select the pipe length on site 10 Gas side reducer 1 11 Gas side joint 2 12 Liquid side joint 2 13 Gas pipe 2 field supply refer to table 15 on page 9 14 Gas pipe 5 field supply refer to table 15 on page 9 15 Gas pipe 3 field supply refer to table 15 on page 9 16 Liquid pipe supplied with the outdoor unit Installation manual DAIKIN BHFQ22P1007 1517 Outdoor unit multi connection piping kit 4PW28994 1 2 AFTER CONNECTION OF THE PIPING Follow the instructions on 2 After connection of the piping on page 5 IN CASE OF BOTTOM PIPING T Be sure to foresee enough space for brazing and piping work under the unit If a centralized drain pan kit and or a vibration proof base are used the dimensions marked with x in the following figure will vary Refer to the table below to determine the correct length of the field pipes unit A unit B unit C CN 1 Liquid pipe x Distance from the foundation or floor 2 Gas pipe refer to table 16 Table 16 x Standard 100 Central drain pan kit installed 139 Vibration proof base or 233 vibration proof base central drain pan kit installed 1 INSTALLATION OF GAS AND LIQUID PIPES Cutting the field supplied gas pipes 1 and 2 and the gas side accessory pipe 3 Cut the pipes according to table 17 and table 18 For L dimension of gas pipe 1 and of gas pipe 2 dime
20. pe between the gas side joints 1 and 2 or the diameter of the main pipe is 034 9 or G41 3 the gas side reducer 7 8 or 9 must be used Refer to Note 1 at the very end of this manual B If on an installation with 3 units the diameter of the liquid side pipe between the liquid joints 1 and 2 is 012 7 the liquid reducer 3 must be used and if the diameter of the main pipe is 215 9 the liquid reducer 4 must be used Refer to Note 2 at the very end of this manual B In this manual only installation example number 1 is used to explain the front connection BHFQ22P1007 1517 Outdoor unit multi connection piping kit 4PW28994 1 DAIKIN Installation manual For BHFQ22P1007 IN CASE OF FRONT PIPING A Refer to the installation manual of the outdoor unit for 1 EXTERIOR selection and restrictions for the piping between outdoor branches Not observing restrictions on the interconnecting piping may result in malfunctioning of the unit Pipe size selection and cutting position of the joint Select the correct pipe size according the tables below and cut the joints and reducers on the correct cutting point with a pipe cutter 1 Main pipe 2 Outdoor unit multi connection 1 piping kit 2 3 Pipe between the outdoor unit multi connection piping kit and 4 the outdoor unit 5 6 Table 4 Main pipe 7 m Select the pipe size in function of the total capacity of the 8 outdoor unit 9 Pi a
21. pes between the outdoor unit and the joint accordingly field supply 1 INSTALLATION OF GAS AND LIQUID PIPES Cutting the field supplied gas pipes 1 to 5 Cut the pipes 1 to 5 according to table 15 For L dimension of the gas pipes 1 to 5 dimension B of the field supplied angled joint as in table 7 on page 4 has been taken into account If dimension B of the angled joints you use is different from that dimension B adjust L dimensions of gas pipes 1 to 5 accordingly Table 15 Outdoor Field supplied gas pipes L mm unit Gas pipe 1 Gas pipe 2 Gas pipe 3 Gas pipe 4 Gas pipe 5 8 Hp 113 131 166 58 236 10 Hp 83 101 136 82 224 L 12 18 Hp 49 67 102 148 212 ae Connection piping m Connect the gas and liquid pipes as shown in the figure below Before connecting the pipes first connect the gas side joints and the gas side reducers 1 the liquid side joints and the liquid side reducers 1 m Refer to the installation manual deliverd with the outdoor unit for cautions on brazing pipes and for connecting pipes with flare nuts m Keep the joint in a horizontal position the caution label must be on top see view A 5 1 Gas pipe supplied with the outdoor unit 2 Liquid pipe field supply 3 Gas pipe 1 field supply refer to table 15 on page 9 4 Joint angle of 90 field supply 5 Gas side joint 1 6 Liquid side joint 1 7 Gas pipe 4 field supply refer to table 15 on
22. ving restrictions on the interconnecting piping may result in malfunctioning of the unit Pipe size selection and cutting position of joints Select the correct pipe size according with the tables below and cut the joints and reducers on the correct places with a pipe cutter A B C 1 Main pipe 2 Outdoor unit multi connection piping kit refer to Restrictions on installing the multi connection piping kit on page 2 3 Pipe between the outdoor unit multi connection piping kit and the outdoor unit 1 2 101113 3 4 Connection inbetween connection EM l l l joints 1 alee field supply 9 eon Table 12 2 Gas side accesory pipe 3 site m Main pipe delivered with the outdoor unit 10 Joint for same diameter Select the pipe size in function of the total capacity of the 3 Liquid side accesory pipe pipes field supply outdoor unit units A B C delivered with the outdoor 11 Joint angle of 90 field Connection inbetween connection joints xi supply Select the pipe size in function of the total capacity of the 4 Gas side joint 12 Gas pipe 1 field supply outdoor units to be connected upstream units B C 5 Gas side reducer 1 SIE IO TDI CN Total capacity Pipe size 6 Liquid side joint 13 Gas pipe 2 field supply outdoor units Liquid 7 Gas side reducer 3 refer to table 11 16 Hp 228 6x0 99 1 2H G12 7x0 80 O MEME 18 22 Hp 228 6x0 99 1 2H 15 9x0 99 O DING SES GEE 24 Hp 034 9
23. x1 21 1 2H 15 9x0 99 O 26 34 Hp 234 9x1 21 1 2H 19 1x0 80 1 2H 36 Hp 241 3x1 43 1 2H 19 1x0 80 1 2H e AFTER CONNECTION OF THE PIPING a OD x minimum wall thicknes temper grade type Table 13 Pipe between the outdoor unit multi connection piping Connection piping between the outdoor and indoor unit kit and the outdoor unit All piping must be executed according to instructions in the Pipe size installation manual of the outdoor unit and an air tight test must be Outdoor unit Gas Liquid performed after complete installation of the piping 8 Hp 19 1x0 80 1 2H 9 5x0 80 O 10 Hp 222 2x0 80 1 2H 9 5x0 80 O Insulation of joints 12 16 Hp 028 6x0 99 1 2H 12 7x0 80 O 18 Hp 228 6x0 99 1 2H 215 9x0 99 O a OD x minimum wall thicknes temper grade type m Cut the pipe with a pipe cutter ed 14 Joint or reducer i D ST 2 Cut in the center of the al connections 1 2 3 3 Field pipe Step 1 Fit the insulation 1 around the reducer 2 and keep it in place with tape mm Step 2 Cut the insulation 5 along the slit 4 Fit the insulation around the joint 6 and keep it in place with tape mm 7 without leaving a gap between the two insulated parts Step 3 Seal the seam between the insulation and the field piping insulation with tape mm 8 Step 4 Cover the insulated parts completely with tape mm without leaving any gaps 9 m All required tape is field supply
Download Pdf Manuals
Related Search