Page 2 - The Right Fit For Comfort; INSTALLATION, OPERATION, AND MAINTENANCE MANUAL; TO THE INSTALLER; DUAL MOTOR PACKAGED TERMINAL AIR CONDITIONERS; SAFETY INSTRUCTIONS; Shipping Damage MUST be Reported to the Carrier IMMEDIATELY!!!
2 www.retroaire.com The Right Fit For Comfort INSTALLATION, OPERATION, AND MAINTENANCE MANUAL P/N# 240004146, Rev. 1.7 [02/07] This manual is intended as an aid to qualified service personnel for proper installation, operation, and mainte-nance of the RetroAire Dual Motor Packaged Terminal Air Condit...
Page 3 - Do not use the RetroAire Dual Motor PTAC with; PTAC Chasses are heavy. To avoid injury, use; CAUTION; Power Cord With Integral Safety Protection; DANGER
3 www.retroaire.com The Right Fit For Comfort INSTALLER RESPONSIBILITIES T his manual has been prepared to acquaint you with the installation, operation and maintenance of RetroAire Dual Motor PTACs and to provide important safety information in these areas. We urge you to read all of these instruct...
Page 4 - THE DUAL MOTOR PTAC FAMILY
4 www.retroaire.com The Right Fit For Comfort The RetroAire Dual Motor PTAC is available in nominal sizes of 9,000 Btuh, 12,000 Btuh, 15,000 Btuh, and 18,000 Btuh.* With energy efficiency ratings as high as 10, the replacement of worn out and inefficient units is a very at- tractive option. * The RC12...
Page 5 - PREPARATION FOR INSTALLATION; Dispose of old chassis per present state; ELECTRICAL WIRING; WARNING
5 www.retroaire.com The Right Fit For Comfort PREPARATION FOR INSTALLATION IMPORTANT: RetroAire Dual Motor PTACs are to be used with metal wallsleeves. The sleeves must employ front panels secured by screws that prevent contact with all parts with minor dimensions of openings not exceeding 1/2”. The...
Page 6 - INSTALLATION INSTRUCTIONS; RC/RH10 REPLACEMENT PTAC; RC/RH10 BAFFLE INSTALLATION KIT; Two sets of baffl es are provided in your kit to accommodate; Figure D1; To Connect Aquastat:; Front View; Cooling Chassis
6 www.retroaire.com The Right Fit For Comfort EVAP BLOCK OFF Install 1/2” x 1/2” Foam Tape 1. Take unit out of packaging. 2. Slide unit into wall sleeve. If supply duct on cooling chassis does not line up with supply vent on room cabinet it is possible that factory installed angle brackets on the to...
Page 7 - RC11 PERFORMANCE DATA*; The correct condenser air baffl es must be; Baffl e Installation; RC11 REPLACEMENT PTAC; RC11 BAFFLE INSTALLATION KIT; Figure B2
7 www.retroaire.com The Right Fit For Comfort RC11 PERFORMANCE DATA* UNIT SIZE COOLING BTUH EER FRESH AIR CFM 9 9500 10 40/35 12 11,900 10 40/35 15 14,700 9.2 40/35 18 16,900 9.1 40/35 1. Take unit out of packaging. 2. Slide unit into wall sleeve. The supply duct on the cool- ing chassis should line...
Page 8 - Baffles and open cellfoam tape seals; RC12 REPLACEMENT PTAC; RC12 PERFORMANCE DATA*; RC12 INSTALLATION KIT
8 www.retroaire.com The Right Fit For Comfort INSTALLATION INSTRUCTIONS 1. Take unit out of packaging. 2. Slide unit into wall sleeve. The supply duct on the cool- ing chassis should line up with the supply vent on the room cabinet. The weather angles should require no adjustment. 3. Make sure baffle...
Page 9 - RC/RH20 REPLACEMENT PTAC; ADJUSTABLE WEATHER SEAL ANGLE POSITIONS; The correct condenser air baffles must be; Baffle Installation; Two sets of baffles are provided in your kit to accommodate; RC/RH20 BAFFLE INSTALLATION KIT
9 www.retroaire.com The Right Fit For Comfort AIR INTAKE FILTER 5 1/2” 8 1/2” 35 15/16” 4” 3” 2” REMOVEABLE WEATHER SEAL ANGLES 22” CONDENSER COIL 14 13/16” A 18 1/8” 8 1/4” 26” AIR OUTLETS B RC/RH20 REPLACEMENT PTAC ADJUSTABLE WEATHER SEAL ANGLE POSITIONS A 8 5/8” 7 7/8” 9 11/16” (1) 8” (2) B 9 1/2...
Page 11 - RC21 REPLACEMENT PTAC; DIMENSIONS; MODEL; RC21 BAFFLE INSTALLATION KIT; Two sets of baffles are provided in your kit to accommodate
11 www.retroaire.com The Right Fit For Comfort RC21 REPLACEMENT PTAC INSTALLATION INSTRUCTIONS 1. Take unit out of packaging. 2. Slide unit into wall sleeve. If supply duct on cooling chassis does not line up with supply vent on room cabinet it is possible that factory instlled angle brackets on the...
Page 12 - RC21 PERFORMANCE DATA*
12 www.retroaire.com The Right Fit For Comfort 6. 1” x 1” Open cell foam strips are provided to prevent outside air from entering around the chassis to the room from the sides and top of the cabinet. Install between wall sleeve and cooling chassis. It is imperative to have a solid air seal between w...
Page 13 - The correct condenser air baffles must; The RC/RH35 is equipped with a bracket; RC/RH35 REPLACEMENT PTAC; RC/RH35 INSTALLATION KIT
13 www.retroaire.com The Right Fit For Comfort *Refer to the charts on page 23 for electrical and optional electric heat specifications. 1. Take unit out of packaging. 2. Slide unit into wall-sleeve. The supply duct on the cool- ing chassis should line up with the supply vent on the room cabinet. 3. ...
Page 14 - RC/RH45 REPLACEMENT PTAC; RC/RH45 INSTALLATION KIT
14 www.retroaire.com The Right Fit For Comfort RC/RH45 REPLACEMENT PTAC INSTALLATION INSTRUCTIONS 1. Take unit out of packaging. 2. Slide unit into wall sleeve. If supply duct on cooling chas- sis does not line up with supply vent on room cabinet it is possible that factory installed angle brackets ...
Page 15 - RC/RH45 INSTALLATION INSTRUCTIONS; Continued
15 www.retroaire.com The Right Fit For Comfort Front View Cooling Chassis Wall Sleeve 1 � x1 � Foam Tape RC/RH45 PERFORMANCE DATA* Unit Size Cooling Btuh EERs Heat Pump Btuh COP Fresh Air CFM 9 9,500 10 8500 2.8 40/35 12 11,900 10 11400 2.9 40/35 15 14,700 9.2 13800 2.8 40/35 18 16,900 9.1 N/A N/A 4...
Page 16 - RC/RH80 REPLACEMENT PTAC; Air Filter; The correct condenser air baffl es must; RC/RH80 BAFFLE INSTALLATION KIT
16 www.retroaire.com The Right Fit For Comfort RC/RH80 REPLACEMENT PTAC INSTALLATION INSTRUCTIONS Air Filter 8”x30” Permanent Aluminum Mesh 1. Take unit out of packaging. 2. Slide unit into wall sleeve. The supply duct on the cooling chassis should line up with the supply vent on the room cabinet. T...
Page 17 - RC/RH80 INSTALLATION INSTRUCTIONS
17 www.retroaire.com The Right Fit For Comfort RC/RH80 INSTALLATION INSTRUCTIONS (Continued) RC/RH80 Performance Date* UNIT SIZE COOLING BTUH EER HEAT PUMP BTUH COP FRESH AIR CFM 9 9,500 10 8500 2.8 40/35 12 11,900 10 11400 2.9 40/35 15 14,700 9.2 13800 2.8 40/35 18 16,900 9.1 N/A N/A 40/35 6. Once ...
Page 18 - The RC/RH90 chassis is 18 1/4” deep for; RC/RH90 REPLACEMENT PTAC; RC/RH90 BAFFLE INSTALLATION KIT; The correct condenser air baffl es must; Duct Collar and Slide-Duct Installation
18 www.retroaire.com The Right Fit For Comfort 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. RC/RH90 REPLACEMENT PTAC INSTALLATION INSTRUCTIONS ...
Page 19 - RC/RH90 FINAL INSPECTION; ( All other units see “Final Inspecton and Startup” page 20); Follow the information provided on the; RC/RH90 INSTALLATION INSTRUCTIONS; RC 90 CONTROL BOX OPTIONS
19 www.retroaire.com The Right Fit For Comfort RC/RH90 FINAL INSPECTION AND START-UP ( All other units see “Final Inspecton and Startup” page 20) 1. Mount control box in wall sleeve (in the same location as the old control box) 2. Make sure the chassis is level. Check by pouring water into the drain...
Page 20 - Follow the information provided on the rat-; UNIT MOUNTED THERMOSTAT; SEATED”; FINAL INSPECTION AND STARTUP; Typical Representation Of A Unit Mount Control; RetroAire units can be equipped with; NOTE; FAN SPEED SWITCH
20 www.retroaire.com The Right Fit For Comfort 1. Make sure the chassis is level. Check by pouring water into the drain pan and making certain it flows through the drain hoses to the condenser side of the unit. 2. Plug or hard wire line voltage to unit. IMPORTANT: Follow the information provided on t...
Page 21 - MOTORIZED FRESH AIR DAMPER; Electric; UNIT MOUNTED THERMOSTAT OPERATIONAL INSTRUCTIONS; SEQUENCE OF OPERATION; Reset Button
21 www.retroaire.com The Right Fit For Comfort controls will power a normally closed valve that is the same voltage 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 u...
Page 22 - “By Others”; REMOTE THERMOSTAT OPERATIONAL INSTRUCTIONS
22 www.retroaire.com The Right Fit For Comfort SEQUENCE OF OPERATION (CONTINUED) CHOOSING A THERMOSTAT: EMI offers a thermostat that is compatible with your PTAC/PTHP unit. Select EMI part number 240-2960 from the latest Retroaire price list for this option. This is a single stage, cool/heat, mercur...
Page 23 - HP; The start of the compressor will not take place until; HEAT PUMP; Random Start Feature:; INDOOR COIL FREEZE PROTECTION:
23 www.retroaire.com The Right Fit For Comfort HP HP SEQUENCE OF OPERATION (CONTINUED) condition be detected, the compressor and condenser fan will be switched off for a minimum of three minutes and until the freeze condition is satisfied. During this time the indoor fan will continue to run to aid i...
Page 24 - CLEANING THE EXTERIOR; If a new air filter is needed for your; TROUBLESHOOTING; CLEANING AND MAINTENANCE; It is illegal to discharge refrigerant into the atmo-; Before servicing the RetroAire Dual Motor PTAC, be
24 www.retroaire.com The Right Fit For Comfort 11. Replace panels and reconnect electrical power. 12. Test unit operation. CLEANING THE EXTERIOR 1. Clean the air filter at least once a month by removing it from the unit and washing or vacuuming any dust from its surface. Allowing dust to collect on t...
Page 25 - NEMA Specifications Non-Locking/Receptacles
25 www.retroaire.com The Right Fit For Comfort Due to EMI’s ongoing development programs, design, specifications, and performance data may change without notice. SPECIFICATIONS FOR THE RC/RH10/20/35/45/80/90 & RC11/12/21 When installing the RC/RH10/20/35/45/80/90 or the RC11/12/21 refer to the ch...
Page 26 - ALL PRODUCT LIMITED WARRANTY; WHAT WE WILL COVER; THIS WARRANTY DOES NOT INCLUDE LABOR; EMI IS NOT RESPONSIBLE FOR:; ENVIROMASTER INTERNATIONAL LLC
26 www.retroaire.com The Right Fit For Comfort ALL PRODUCT LIMITED WARRANTY Enviromaster International LLC (EMI) warrants to the purchaser/owner that EMI products will be free from defects in material and workmanship under the normal use and maintenance for a period of twelve months for all componen...