Friedrich RC 11 User's Manual
Contents
1. The Right Fit For Comfort WWW retroaire com INSTALLATION INSTRUCTIONS RC21 REPLACEMENT PTAC DIMENSIONS wok A e C IMPORTANT The correct condenser air baffles must be installed or performances may be impaired and or the NOTE Dimensions A and B are with condenser warranty will be voided recirculation baffles and without weather seal gasket Baffle Installation Figures A5 B5 amp C5 soa 7 reay Figure C5 Condenser Side RC21 BAFFLE INSTALLATION KIT Top View Control HYDRONIC Supply Air Duct ONLY Figures A5 amp B5 Figure A5 Figure B5 Figure C5 Factory installed Mounting Bracket may be reversed Mounting Bracket to gain 1 Bracket Condenser Side Evaporator Side Condenser Side Evaporator Side Less o lt Side View of Cooling Chassis Side View of Cooling Chassis Two sets of baffles are provided in your kit to accommodate mounting brackets in either position A or B The Right Fit For Comfort www retroaire com RC21 INSTALLATION INSTRUCTIONS Continued Figure D5 Hydronic Only Wall Sleeve Front View To Connect Aquastat Cooling Chassis _ 1 x1 Foam Tape _A Figure D5 RC21 PERFORMANCE DATA RC21 Hydronic Heat LE E Performance 104 101 Single Row Coil I XL LL Refer to the charts on page 23 for electrical and optional electric heat specifications The Right Fit For Comfort WWW retroaire com2. INSTALLATION INSTRUCTIONS RC RH35 REPLACEMENT PTAC Hydronic Only SIF y W RC RH35 INSTALLATION KIT HYDRONIC ONLY IMPORTANT The correct condenser air baffles must be installed or performances may be impaired and or the warranty will be voided Baffle Installation Figure A6 Condenser Side Top View Control Supply Air Duct Figure A6 Figure A6 The Right Fit For Comfort To Connect Aquastat IMPORTANT The RC RH35 is equipped with a bracket that allows the unit to be adjusted up and down in the chas sis of unleveled wall sleeves Adjust leveler leg Shown below Figure B6 to desired height and tighten down using bolts supplied on bracket Figure B6 Refer to the charts on page 23 for electrical and optional electric heat specifications www retroaire com INSTALLATION INSTRUCTIONS IMPORTANT The correct condenser air baffles must be installed or performances may be impaired and or the warranty will be voided Baffle Installation ol S o2 ac W RC RH45 INSTALLATION KIT Figures A7 amp C7 Figure C7 HYDRONIC ONLY Condenser Side Top View Control Supply Air Duct Eo Figures A7 amp B7 Figure 7 Figure B7 Factory installed nting Bracket be reversed 4 ounting Bracket to gain 1 Bracket Front Condenser Side Evaporator Side Condenser Side Evaporator Side Figure C7 gt 4 L
3. Right Fit For Comfort www retroaire com
4. The RC12 PTAC however is only available in nominal sizes of 12 000 Btuh and 15 000 Btuh PRE INSTALLATION CONTROLS AND COMPONENTS A RC RH10 Standard Unit Features AY RC11 RC12 RC RH20 RC RH35 Optional Controls and Accessories RC RH45 RC RH80 RC RH90 The Right Fit For Comfort WWwW retroaire com Moving parts can cause personal injury Exercise all due caution when test running the chassis The correct condenser air baffles must be properly installed or performance will be impaired and or the warranty will be voided PREPARATION FOR INSTALLATION See individual unit installation instructions for more information IMPORTANT ELECTRICAL WIRING To avoid possible injury or death due to electrical shock open the power supply disconnect switch and secure in an open position during installation On a plug and receptacle connection keep the unit unplugged until installation is complete Use only HACR type breakers IMPORTANT Dispose of old chassis per present state and federal regulations Use of extension cords is prohibited The use of extension cords is prohibited The Right Fit For Comfort www retroaire com INSTALLATION INSTRUCTIONS RC RH10 REPLACEMENT PTAC REMOVABLE NGLES LINE CORD B o2 S oF ac W RC RH10 BAFFLE INSTALLATION KIT Figure C1 Figure D1 HYDRONIC ONLY Wall Sleeve Front View Cool
5. DUAL MOTOR PACKAGED TERMINAL AIR CONDITIONERS RC 11 12 amp 21 RC RH 10 20 35 45 80 90 RC RH10 RC RH20 RC RH35 RC RH80 E QO K E 2 gt Re ze 5 ECR International Brand An ISO 9001 2000 Certified Company is DUAL MOTOR PACKAGED TERMINAL AIR CONDITIONERS INSTALLATION OPERATION AND MAINTENANCE MANUAL Shipping Damage MUST be Reported to the Carrier IMMEDIATELY Examine the exterior Remove cover and examine compressor and piping for signs of damage SAFETY INSTRUCTIONS TO THE INSTALLER Save These Instructions www retroaire com Recognize this symbol as an indication A of important safety information A The Right Fit For Comfort WWW retroaire com TABLE OF CONTENTS MODIFICATION AND TAMPERING A DANGER IMPORTANT SAFETY FEATURE Power Cord With Integral Safety Protection INSTALLER RESPONSIBILITIES WARNING DAMAGED POWER SUPPLY CORD MUST BE REPLACED WITH A NEW CORD FROM THE MANUFACTURER AND NOT REPAIRED WARNING DO NOT USE THE PRODUCT IF THE UNIT FAILS THE TEST Do not use the RetroAire Dual Motor PTAC with any electrical supply voltage other than the one listed on the rating plate PTAC Chasses are heavy To avoid injury use assistance when lifting Note Unit uses R22 refrigerant The Right Fit For Comfort www retroaire com THE DUAL MOTOR PTAC FAMILY
6. IC HEAT OPERATION Optional HEAT PUMP Cooling Mode HEAT PUMP Heating Mode NOT www retroaire com SEQUENCE OF OPERATION CONTINUED NOTE The start of the compressor will not take place until the anti short random start time period has elapsed AJ4004 CONTROL BOARD HEAT PUMP Emergency Heat Firure 1 Firure 2 Figure 1 STRAIGHT COOL HEAT PUMP JUMER HEAT PUMP Thermostatic Drain Pan Valve HEAT PUMP STRAIGHT COOL Figure 2 ANTI SHORT CYCLE TIMER Random Start Feature INDOOR COIL FREEZE PROTECTION The Right Fit For Comfort www retroaire com CLEANING AND MAINTENANCE A DANGER Y Before servicing the RetroAire Dual Motor PTAC be CLEANING THE EXTERIOR sure to turn off electrical power to the unit Failure to do so can result in a fire explosion or electrical shock EL causing property damage personal injury or death IMPORTANT f a new air filter is needed for your RetroAire Dual Motor PTAC consult factory for avail ability and or proper sizing TROUBLESHOOTING NO HEAT OR COOLING Check The Manual Reset Limit Switch 5 Kw heat models only Reset Button lt ET Note WA W Button will EM d out when limit switch opens Push in to reset IMPORTANT Do not use a solvent based cleaner on the indoor or outdoor coils Some solvents can produce a noxious odor when starting the fan or electric heat Refer to illustration above It
7. STALLATION INSTRUCTIONS RC RH90 REPLACEMENT PTAC NOTE RC RH90 BAFFLE INSTALLATION KIT HYDRONIC IMPORTANT The RC RH90 chassis is 18 1 4 deep for the 9 000 12 000 and 15 000 Btuh models The standard depth for the 18 000 Btuh is 24 However EMI can supply it for an 18 1 4 chassis on demand IMPORTANT The correct condenser air baffles must be installed or performances may be impaired and or the warranty will be voided The Right Fit For Comfort Baffle Installation Figure A9 Figure A9 Condenser Side Top View Control Supply Air Duct Eo Figure A9 Figure B9 Wall Sleeve Figure B9 www retroaire com RC RH90 INSTALLATION INSTRUCTIONS Continued RC RH90 FINAL INSPECTION AND START UP All other units see Final Inspecton and Startup page 20 Hydronic Only To Connect Aquastat A IMPORTANT Follow the information provided on the rating plate for voltage and amperage fuse size for proper supply 90 CONTROL BOX OPTIONS Select one of the following which properly matches the control box of your unit da BOX MOUNTS TO BOX MOUNTS TO CABINET MAUN CABINET OPTION A RC RH 90 Performance Date UNIT COOLING HEAT PUMP SIZE BTUH BTUH Refer to the charts on page 23 for electrical and optional electric heat specifications FRESH AIR CFM NEN NEN NEN NENNEN NEN NENNEN EE NENNEN The Right Fit For C
8. ess gt lt q More Side View of Cooling Chassis Side View of Cooling Chassis Two sets of baffles are provided in your kit to accommodate mounting brackets in either position A or B The Right Fit For Comfort WWwW retroaire com RC RH45 INSTALLATION INSTRUCTIONS Continued Figure D7 Hydronic Only Figure D7 To Connect Aquastat Wall Sleeve Front View Cooling Chassis _ 1 x1 Foam Tape _ 4 RC RH45 PERFORMANCE DATA Cooling Heat Pump Fresh Air Refer to the charts on page 23 for electrical and optional electric heat specifications The Right Fit For Comfort www retroaire com INSTALLATION INSTRUCTIONS RC RH80 REPLACEMENT PTAC Figure A amp Condenser Side Top View i Control Supply Air Duct 148 SSIF 77 RC RH80 BAFFLE INSTALLATION KIT Figure A6 HYDRONIC ONLY Figure B amp Wall Sleeve Front View Cooling Chassis _ 1 x1 Foam Tape EE IMPORTANT The correct condenser air baffles must be installed or performances may be impaired and or the warranty will be voided Baffle Installation Figure B6 Figure 8 The Right Fit For Comfort WWwW retroaire com RC RH80 INSTALLATION INSTRUCTIONS Continued RC RH80 Performance Date UNIT Hydronic Only SIZE To Connect Aquastat Refer to the charts on page 23 for electrical and optional electric heat specifications The Right Fit For Comfort www retroaire com IN
9. ge as the unit ex a unit rated 208 230V will power a 208 230V normally closed valve Be sure to check the wiring diagram located on the unit and voltage application for the specific unit Other valve HEATING CYCLE Electric configurations and voltage options are available Con sult Technical Service if the unit voltage does not match your valve application MOTORIZED FRESH AIR DAMPER Optional IMPORTANT Room temperature must be below 85 F to energize the heater CHANGEOVER T STATS Heat Pump Only Manual Reset Limit Switch 5 Kw heat models only Note e NN FAN CYCLE SWITCH out when limit switch opens Push in to reset Refer to illustration above CONDENSATE REMOVAL HYDRONIC COIL HEATING CYCLE Hydronic AQUASTAT CONNECTION Optional IMPORTANT Make sure the motor valve is rated for the correct voltage Most RetroAire units with unit mount The Right Fit For Comfort www retroaire com SEQUENCE OF OPERATION CONTINUED REMOTE THERMOSTAT OPERATIONAL INSTRUCTIONS CHOOSING A THERMOSTAT SELECTING A THERMOSTAT By Others NOT COOLING ONLY WITH ELECTRIC HEAT OR HYDRONIC HEAT RC PTAC s HEAT PUMP WITH ELECTRIC HEAT RH PTHP S FAN OPERATION FAN PURGE Optional COOLING OPERATION The Right Fit For Comfort NOTE The start of the compressor will not take place until the anti short random start time period has elapsed ELECTRIC HEAT OPERATION HYDRON
10. ing Chassis figures A amp B _ 1 x1 Foam Tape EE Figure A1 Figure B1 Figure D1 Factory installed Mounting Bracket may be reversed Mounting Bracket to gain 1 Bracket Condenser 5ide Evaporator Side Condenser Side Evaporator Side Hydronic Only gt lt lt less gt lt More Side View of Cooling Chassis Side View of Cooling Chassis Two sets of baffles are provided in your kit to accommodate Toc tA tat mounting brackets in either position A or B P Baffle Installation Figure C1 RC RH 10 PERFORMANCE DATA Condenser Side EE Cooling Btuh EERs Heat Pump Btuh Fresh Air CFM Figures A1 B1 amp C1 Top View IMPORTANT The correct condenser air baffles must Supply Air Duct Control be installed or performances may be impaired and or the Refer to the charts on page 23 for electrical and warranty will be voided optional electric heat specifications The Right Fit For Comfort WWwW retroaire com INSTALLATION INSTRUCTIONS RC11 REPLACEMENT PTAC Figure A2 Figure B2 Wall Sleeve Front View Cooling Chassis X 1 x1 Foam Tape RC11 BAFFLE INSTALLATION HYDRONIC ONLY Two sets of baffles are provided in your kit to accommodate varying wall sleeve depth Figure B2 Hydronic Only IMPORTANT The correct condenser air baffles must be installed or performances may be impaired and or the warranty will be voided Baffle Installation To Connec
11. is illegal to discharge refrigerant into the atmo sphere Use proper reclaiming methods and equip ment when servicing a RetroAire Dual Motor PTAC The Right Fit For Comfort WWwW retroaire com SPECIFICATIONS FOR THE RC RH10 20 35 45 80 90 M RC11 12 21 Due to ongoing development programs design specifications and performance data may change without notice RC RH10 20 35 45 80 90 amp RC11 21 Electrical Specifications Voltage hz ph Line Cord ace TAT mm n VIL LOL ILL NEN S Note 18 000 not available in heat pump application RC RH10 20 35 45 80 90 amp RC11 12 21 Optional Electric Heat Specifications fie Basal inc M Heater No Voltage MCA Amps Cord opo po o LLL RC12 Electrical Specifications Model ul x Cond Motor Total Min Line Voltage hz ph Number FLA Hp RLA Voltage Cord NEMA Specifications Non Locking Receptacles jou 250V_ OIV annann amp g 6 lt lt 7 15 R 7 20 R 7 30 R The Right Fit For Comfort www retroaire com RECEPTACLE ALL PRODUCT LIMITED WARRANTY WHAT WE WILL COVER WHAT WE DON T COVER THIS WARRANTY DOES NOT INCLUDE LABOR EMI IS NOT RESPONSIBLE FOR LIMITATION OF WARRANTIES FOR SERVICE OR REPAIR AV An ECR International Brand ENVIROMASTER INTERNATIONAL LLC The
12. omfort www retroaire com FINAL INSPECTION AND STARTUP When the unit is first powered up high humidity condi tions can cause condensation to form on the discharge see below grill Keep doors and windows closed to reduce humidity and condensation will evaporate IMPORTANT Follow the information provided on the rat ing plate for voltage and amperage fuse size for proper supply NOTE Any obstruction of supply air including the use of deflector baffles may cause condensate to form on the louver or cabinet SEQUENCE OF OPERATION Mounted or Remote Controlled Thermostats SYSTEM SWITCH FAN 5 COOL W FAN SPEED SWITCH UNIT MOUNTED THERMOSTAT OPERATIONAL INSTRUCTIONS THERMOSTAT KNOB RC12 SAFETY NOTE SEATED clicks into position Do not mistakenly place between two positions WARM COOL COOLING CYCLE RETROAIRE below Avoid rotating the thermostat knob back and forth from heating to cooling This causes the compressor to cycle on and off rapidly and WILL cause damage to the com pressor Allow the compressor to remain off for at least three minutes prior to restarting the unit The Right Fit For Comfort www retroaire com SEQUENCE OF OPERATION Continued UNIT MOUNTED THERMOSTAT OPERATIONAL INSTRUCTIONS Continued IMPORTANT The room temperature must be above controls will power a normally closed valve that is the 65 F for the compressor to operate same volta
13. t Aquastat A Figure A2 Condenser Side Top View RC11 PERFORMANCE DATA Supply Air Duct Control UNIT SIZE COOLING BTUH EER FRESH AIR CFM Refer to the charts on page 23 for electrical and optional electric heat specifications The Right Fit For Comfort WWwW retroaire com INSTALLATION INSTRUCTIONS RC12 REPLACEMENT PTAC IMPORTANT f adjoining room conditioning is required the J amp 250 RC12 is able to discharge to the right and left by utilizing the four inch knockouts Figure B3 on either side of the En evaporator compartment using 4 flex duct 2 000 i Figure B3 i i 76 3 5 RC12 INSTALLATION KIT HYDRONIC Hydronic Only IMPORTANT Baffles and open cellfoam tape seals are factory installed on the RC12 Baffles fill the gap between the rear of the chassis and the outdoor louver and prevent the air from recirculating Consult the factory if baffles supplied are not deep enough to accommodate wall sleeve application as system efficiency and reliability are dependent on proper air flow Figure A3 To Connect Aquastat Figure A3 Condenser Side RC12 PERFORMANCE DATA UNIT COOLING EVAP CFM FRESH SIZE BTUH HIGH LOW AIR CFM Eoo Eo Refer to the charts 23 for electrical and optional electric heat specifications The Right Fit For Comfort WWW retroaire com i Control Suppl
14. y Air Duct INSTALLATION INSTRUCTIONS RC RH20 REPLACEMENT PTAC ADJUSTABLE WEATHER SEAL ANGLE POSITIONS Two sets of baffles are provided in your kit to accommodate mounting brackets in either position A or B NOTE Dimensions calculated without foam gaskets 5 Figure A4 1 Standard position Factory installed 2 Position for Climate Master 702 and 703 Factory installed Mounting racket Figure B4 Bracket may be reversed Mounting to gain 1 Bracket Condenser Side Evaporator Side Condenser Side Evaporator Side gt More Side View of Cooling Chassis gt lt q Less Side View of Cooling Chassis Baffle Installation SSIF eX p gt W Figures A4 B4 amp C4 Figure C4 RC RH20 BAFFLE INSTALLATION KIT Condenser Side HYDRONIC ONLY Top View Control Supply Air Duct figures A4 amp B4 IMPORTANT The correct condenser air baffles must be installed or performances may be impaired and or the warranty will be voided Figure C4 The Right Fit For Comfort www retroaire com RC RH20 INSTALLATION INSTRUCTIONS Continued Hydronic Only To Connect Aquastat Figure D4 Wall Sleeve Front View Cooling Chassis _ 1 x1 Foam Tape _A RC RH 20 PERFORMANCE DATA RC RH20 Hydronic Heat Performance 104 101 Single Row Coil Btuh Btuh Refer to the charts on page 23 for electrical and optional electric heat specifications
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