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MAINTENANCE

Figure 18 

R40 Limit Switch Location

Figure 19 

R41 Limit Switch Location

Reset Button

*Note:

 

Button will pop 

out when limit 

switch opens. Push 

in to reset.

Reset Button

*Note:

 

Button will pop 

out when limit 

switch opens. Push 

in to reset.

Use long blunt 

tool to depress 

limit switch reset 

button

Use long blunt 

tool to depress 

limit switch reset 

button

Remove plug to access 

Limit Switch Reset Button, 

Replace Plug when 

complete

Remove plug to access 

Limit Switch Reset Button, 

Replace Plug when 

complete

The Right Fit for Comfort

                                                      

 26 

P/N 240010598, Rev. A [05/12/2014

]

Содержание R40C

Страница 1: ...minal Air Conditioner PTAC Installation Operation Maintenance Manual Replacement for Fedders Model CMEA packaged Terminal Unit TM R40C R41C ECR International Inc 2201 Dwyer Avenue Utica New York 13501 Ph 800 325 5279 Web retroaire com R40C R41C ...

Страница 2: ...on Institute These units are tested and rated in accordance with AHRI Standards 310 380 UL 484 Receiving Information 3 Important Safety Information 4 R40C Dimensional Physical Data 5 R41C Dimensional Physical Data 8 General Product Information 10 Features 11 Installation Preparation 12 Installation 13 R40C Baffle Installation 14 R41C Baffle Installation 15 Sequence of Operation 16 Final Inspection...

Страница 3: ...l damage identified and complete carrier inspection report Purchaser must notify Manufacturer s Service department of all damage and is responsible for filing any necessary claims with carrier Customer Service 800 228 9364 General Information Installation shall be completed by qualified agency Retain this manual for future reference Installer review this manual to verify unit has been installed co...

Страница 4: ...RNING Fire and electrical shock hazard Improper installation could result in death or serious injury Read this manual and understand all requirements before beginning installation The Right Fit for Comfort 4 P N 240010598 Rev A 05 12 2014 WARNING Tampering with PTAC PTHP is dangerous and could result in death or serious injury Do not modify or change this unit Safety Information Installation by qu...

Страница 5: ...Figure 1 R40C Dimensions Inches mm Front View Figure 2 R40C Dimensions Inches mm Rear View 5 Made in USA P N 240010598 Rev A 05 12 2014 R40C DIMENSIONAL PHYSICAL DATA ...

Страница 6: ...e 3 R40C Chassis Unit Mount Remote Mount Thermostat System Switch SS Fan Speed Switch FSS High Pressure Switch HPS reset 5 POS Terminal Block Optional Knockouts Optional Knockouts The Right Fit for Comfort 6 P N 240010598 Rev A 05 12 2014 ...

Страница 7: ...R40C DIMENSIONAL PHYSICAL DATA Figure 4 R40C Chassis Electrical Box Rating Plate Remove Screws to Open Door Electrical Diagram Open Close 7 Made in USA P N 240010598 Rev A 05 12 2014 ...

Страница 8: ...nsions Inches mm Front View R41C DIMENSIONAL PHYSICAL DATA Ground Terminal Block High Pressure Switch HPS reset 12 Position Molex Knockouts for Optional Switches The Right Fit for Comfort 8 P N 240010598 Rev A 05 12 2014 ...

Страница 9: ...Figure 6 R41C Chassis Electrical Box R41C DIMENSIONAL PHYSICAL DATA Rating Plate Remove Screw to Open Door Electrical Diagram Open Close 9 Made in USA P N 240010598 Rev A 05 12 2014 ...

Страница 10: ... of hydronic valve motor Remote mount controls include fan speed control and fresh air switch if equipped All units are equipped with manual reset high pressure switch which prevents abnormal high pressure operation increasing compressor reliability Microprocessor Control Board Universal control board is used in straight cooling electric resistance heat hydronic heat or cooling heat pump applicati...

Страница 11: ... a fire can occur Tested in accordance with Underwriters Laboratories cord set offers a unique passive operation meaning unit does not require resetting if main power is interrupted FEATURES Hydronic Heating Optional Hydronic heat package may be selected in lieu of electric heat Heating operation is same as that of units with electric heat Aquastat Connection Optional All replacement PTAC PTHP s w...

Страница 12: ...configuration must match that of cord supplied with RetroAire unit 4 Hard wired units verify power wiring is correctly sized Inspect existing wiring for deficiencies such as cuts or frayed wires Replace any deficient wiring if found 5 Each unit must have separate branch circuit protected by fuse or breaker Refer to unit rating plate for proper wire and breaker or fuse size Use of extension cords i...

Страница 13: ... to jumper using 2 crimp popcorns C Place connector back into original location Refer to wiring diagram on unit for details INSTALLATION 4 Install Baffles Install correct condenser baffles for proper performance of unit See Figures 7 and 8 A Slide unit back out of wall sleeve B Remove both sets of provided baffles from accessory bag Install only one set of left and right side baffles on the conden...

Страница 14: ...R40C BAFFLE INSTALLATION Figure 7 R40C Baffle Options Standard Baffle Standard Baffle Standard Baffle Standard Baffle The Right Fit for Comfort 14 P N 240010598 Rev A 05 12 2014 ...

Страница 15: ...ptions and Field Ground Connection Standard Baffle Standard Baffle Optional Baffle For Deeper Wall Sleeves Optional Baffle For Deeper Wall Sleeves Standard Baffle Field GRND Connected to Ground Terminal 15 Made in USA P N 240010598 Rev A 05 12 2014 ...

Страница 16: ...ED is set to blink a 2 flash code Timer prevents compressor from rapid cycling After Anti Short Cycle Timer expires Processor Board Trouble Code LED is set to blink 1 blink Trouble Code indicating normal operation R_ _C Cooling Operation Unit Mount Controls With System Switch SS set to Cool and Fan Cycle Switch FCS set to On Continuous Fan Operation indoor fan motor starts If Fan Cycle Switch FCS ...

Страница 17: ...180 seconds at anytime during heating call compressor and outdoor fan motor are de energized and auxiliary heat is energized Anti Short Cycle Timer is initiated prohibiting compressor operation for 180 seconds Processor Board Trouble Code LED flashes 3 blink Trouble Code indicating auxiliary heat operation Heating operation with auxiliary heat continues until outdoor coil sensor reaches 50º F 10º ...

Страница 18: ...eet metal panels are in place and secure 8 Attach front panel to the existing cabinet enclosure 9 Verify nothing interferes with room discharge air or return air of units Examples Check for curtains or drapes that obstruct air flow See Figure 10 and Figure 11 Check for plush carpeting that can obstruct return air These types of obstructions can cause serious damage to the chassis Any obstruction o...

Страница 19: ...ects heat pump or straight cooling Pins determine whether unit operates as straight cooling or as heat pump See Figures 12 and 13 Jumper right pin to center pin for heat pump operation Jumper left pin to center pin for straight cooling operation TEST Jumper selects normal or test mode NOTICE Do not leave unit operating with TEST jumper in TEST position Jumper is for testing only See Figure 13 and ...

Страница 20: ...FINAL INSPECTION START UP TEST JUMPER HEAT PUMP JUMPER Figure 14 TEST jumper selects normal or test mode The Right Fit for Comfort 20 P N 240010598 Rev A 05 12 2014 ...

Страница 21: ... time delays including anti short cycle and purge times See Figure 13 page 19 6 Verify unit is wired correctly including requirements on page 16 7 Connect Electric power to unit 8 Turn unit on Verify proper operation 9 Verify condensate removal A Pour water into base pan B Place unit in cooling mode with condenser fan operating verify water is picked up by slinger ring and thrown onto outdoor coil...

Страница 22: ...ond purge time has elapsed 9 If warmer room temperature is desired adjust thermostat to warmer temperature setting which opens the hydronic valve and turns on the indoor fan 10 If cooler room temperature is desired adjust thermostat to cooler temperature setting Hydronic valve closes and indoor fan switches off after sixty second purge time has elapsed 11 Place thermostat or system switch in OFF p...

Страница 23: ...perature is desired adjust thermostat to warmer temperature setting which will turn electric heater back on 5 If cooler room temperature is desired adjust thermostat to cooler temperature setting until electric heater turns off Indoor fan will switch off after sixty second purge time has elapsed 6 Place thermostat or system switch in OFF position All operation stops Electric Heat Models Manually r...

Страница 24: ...s along rear flange of base pan are free of debris WARNING Electrical shock hazard Disconnect power to unit before servicing or accessing control compartment Failure to do follow these instructions could result in death or serious injury NOTICE Perform regular service and maintenance by qualified service agency at least once every 12 months to assure safe trouble free operation and maximum efficie...

Страница 25: ... K 35 F 1 6 C 30 0 K 30 F 1 1 C 34 4 K Figure 17 Control Board Sensor Connections Indoor Sensor Connections Outdoor Sensor Connections 11 Air leaks may make the conditioned area uncomfortably drafty or produce noises Visually inspect foam gasket between wall and unit taking note of separation between air inlet for condenser and condenser coil discharge These two areas must be sealed off from each ...

Страница 26: ...utton will pop out when limit switch opens Push in to reset Use long blunt tool to depress limit switch reset button Use long blunt tool to depress limit switch reset button Remove plug to access Limit Switch Reset Button Replace Plug when complete Remove plug to access Limit Switch Reset Button Replace Plug when complete The Right Fit for Comfort 26 P N 240010598 Rev A 05 12 2014 ...

Страница 27: ...rol board and make resistance measurements compare to following sensor resistances Indoor and outdoor coil sensor wires are labeled as is control board 77 F 10KOhms 50 F 19 9KOhms 35 F 30KOhms 30 F 34 4KOhms Thermostat is satisfied but fan is still running If thermostat is set to auto mode once thermostat is satisfied fan will stay energized for extra 60 seconds to purge unit of excess cool or war...

Страница 28: ... W HA TCA THA MCA MOCP Plug 115V 104 8 0 45 6 1 4 0 09 1 6 0 125 N A N A N A N A 11 N A 13 0 20 5 15P 208 230V 197 4 0 22 2 0 6 0 08 0 71 0 09 0 N A N A N A 5 3 N A 6 3 15 6 15P 2 208 1636 7 9 8 5 10 6 15 6 15P 230 2000 8 7 9 3 11 6 3 208 2454 11 8 12 4 15 5 20 6 20P 230 3000 13 13 6 17 1 4 208 3271 15 7 16 3 20 4 25 6 30P 230 4000 17 4 18 22 5 5 208 4089 19 7 20 3 25 3 30 6 30P 230 5000 21 7 22 3...

Страница 29: ...door Fan Motor Outdoor Fan Motor Electric Heat Unit Electrical Ratings Volt Min RLA LRA FLA Hp FLA Hp Htr Volt W HA TCA THA MCA MOCP Plug 115V 104 7 5 47 1 4 0 09 1 6 0 125 5 115 1250 10 9 10 5 12 3 15 3 20 5 20P LEGEND RLA Rated Load Amps FLA Full Load Amps Hp Horse Power W Watts HA Heater Amps TCA Total Cooling Amps THA Total Heating Amps MCA Minimum Circuit Amps MOCP Maximum Over Current Protec...

Страница 30: ...NOTES The Right Fit for Comfort 30 P N 240010598 Rev A 05 12 2014 ...

Страница 31: ...ely corrosive installation environments equipment usage during construction shipping or handling RETROAIRE IS ALSO NOT RESPONSIBLE FOR Damages caused by faulty or interrupted power supply or electrical service Damages caused by acts of God including but not limited to wind hail floods lightning earthquakes or other conditions beyond the control of RetroAire FURTHER LIMITATIONS All implied warranti...

Страница 32: ...TM ECR International Inc 2201 Dwyer Avenue Utica New York 13501 Phone 1 800 325 5279 Web retroaire com ...

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