1. DL manuals
  2. National Comfort Product
  3. Air Conditioner
  4. CPG41238-U Series
  5. Installation manual

National Comfort Product CPG41238-U Series Installation manual

Manual is about: CPG U-Models Gas Heating, Electric Cooling

Summary of CPG41238-U Series

  • Page 1

    This unit should be installed in an outside wall for thru-the-wall installation only! Please read the entire installation guide before starting the installation. National comfort products ® a division of national refrigeration & air conditioning products, inc. 539 dunksferry road • bensalem, pa 1902...

  • Page 2: Table of Contents

    Table of contents safety first .......................................................... Page 3-4 before you start ................................................... Page 4 installation ............................................................ Page 6 drainage ......................................

  • Page 3: Warning

    Installation guide for comfort pack (cpg) units 3 1. Danger: failure to comply with will result in severe personal injury or death and/ or property damage. 2. Warning: failure to comply could result in severe personal injury or death and/ or property damage. 3. Caution: failure to comply could resul...

  • Page 4: Safety First!

    Installation guide for comfort pack (cpg) units 4 if any of the original wire as supplied with the furnace must be replaced, it must be replaced with wiring material having a temperature rating of at least 90°c. This furnace must be installed so there are provisions for ventilating air. Should overh...

  • Page 5: Caution

    Installation guide for comfort pack (cpg) units 5 the installation of this appliance must conform to the requirements of the national fire protection association; the national electric code, ansi/nfpa no. 70 (latest edition) in the united states; the canadian electrical code part 1, csa 22.1 (latest...

  • Page 6: Drainage

    Installation guide for comfort pack (cpg) units 6 enough to allow for return air provisions to the unit. To reduce the possible transmission of sound and vibration, a resilient material such as rubber or cork should be installed between the support and the base of the unit. All spaces around the top...

  • Page 7: Clearances

    Installation guide for comfort pack (cpg) units 7 clearances for proper unit performance and maximum operating life please maintain the following minimum installation clearances. Minimum 12” horizontal clearance between units *less than 12” call national comfort products minimum 60” vertical clearan...

  • Page 8: Unit Location Considerations

    Installation guide for comfort pack (cpg) units 8 unit location considerations i n thru-the-wall installation, due to the various types of wall construction, it is not possible to provide detailed instructions. The following is a list of general requirements and cautions for installing these units. ...

  • Page 9

    Installation guide for comfort pack (cpg) units 9 vent termination clearances for direct vented installations in the usa operable vent terminal air supply inlet area where terminal is not permitted b fixed closed c b n f b p d e j b b b l a operable fixed closed h o m inside corner detail g a balcon...

  • Page 10: Electrical - High Voltage

    Installation guide for comfort pack (cpg) units 10 a. Line voltage connections b. Connect the single phase power supply to unit fuse blower terminal l1 and l2 c. Connect ground wire to lug d. Low voltage connections when locating the room thermostat, it should be in the natural circulating path of r...

  • Page 11: High Voltage Power Supply

    Installation guide for comfort pack (cpg) units 11 high voltage power supply live electrical components! During installation, testing, servicing and troubleshooting of this product, it may be necessary to work with live electrical components. Failure to follow all electrical safety precautions when ...

  • Page 12: Dsi Control Identification

    Installation guide for comfort pack (cpg) units 12 dsi control identification input fan output- cooling fan output- heating inducer fan relay spark ignitor output molex to heat components low voltage common 24v low voltage secondary 24v 3 amp low voltage fuse 7 18 0 o n on neutrals spark transformer...

  • Page 13

    Installation guide for comfort pack (cpg) units 13 comfort pack dimension drawing option (b) slotted filter door for open returns note: unit must be mounted a minimum of 8” above finished floor. National comfort products offers architectural louver grilles for all models. Outdoor grilles provided by...

  • Page 14: Gas Furnace Specifications

    Installation guide for comfort pack (cpg) units 14 gas furnace specifications gas heat – the cabinet includes a gas furnace with integral flue duct, direct spark ignition, safety controls, and operating controls. The installation of the unit and gas piping must be in accordance with local codes. Gas...

  • Page 15: Abnormal Functions

    Installation guide for comfort pack (cpg) units 15 abnormal functions • interrupted thermostat call for heat – if the thermostat demand for heat is removed before the flame is recognized, the control will run the venter motor for the post purge period and de-energize all outputs. If the thermostat d...

  • Page 16: Adjustment For High Altitude

    Installation guide for comfort pack (cpg) units 16 instructions for changing pressure switch 1. Open the burner/control compartment access panel. Locate the pressure switch. 2. Mark and disconnect the two wires attached to the pressure switch. 3. Disconnect the flow sensing tubing from the pressure ...

  • Page 17: Clearances

    Installation guide for comfort pack (cpg) units 17 clearances clearance to combustibles is defined as the minimum distance from a heater to a surface or object that is necessary to ensure that a surface temperature of 90°f above the surrounding ambient temperature is not exceeded. Minimum clearance ...

  • Page 18: Warning

    Installation guide for comfort pack (cpg) units 18 all components of a gas supply system must be leak tested prior to placing equipment in service. Never test for leaks with an open flame. Failure to comply could result in personal injury, property damage or death. ! Warning gas connection and view ...

  • Page 19: Caution

    Installation guide for comfort pack (cpg) units 19 adjustment is necessary, set pressure to correct settings by turning the regulator screw in (clockwise) to increase pressure. Turn regulator screws out (counterclockwise) to decrease pressure. (see figure 4 on page 22) route the wires so that they d...

  • Page 20: Flame Rollout Switch

    Installation guide for comfort pack (cpg) units 20 flame rollout switch all units are equipped with a temperature activated manually reset switch. The flame rollout switch is located centrally on the top of the burner assembly. It is factory set and is non-adjustable. If the setpoint is reached, the...

  • Page 21: Operating Instructions and

    Installation guide for comfort pack (cpg) units 21 what to do if you smell gas... • do not try to light any appliance. • do not touch any electrical switch; do not use any phone in your building. • immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.. •...

  • Page 22: Danger

    Installation guide for comfort pack (cpg) units 22 should be taken to prevent possible vent system ice blockage that could result in safety shutdown of the burners: 1. Adjust to the highest achievable temperature rise within the rise and static pressure ranges specified on the rating plate. 2. Make ...

  • Page 23: Warning

    Installation guide for comfort pack (cpg) units 23 unit and take it to a work area. Spare chassis are recommended so that extensive servicing can be performed outside the living space. This will prevent introducing dirt or doing damage in the living area, and could help to eliminate significant disr...

  • Page 24: Burner/control Compartment

    Installation guide for comfort pack (cpg) units 24 • check the vent system for soundness. Replace any parts that do not appear sound. • check the wiring for any damaged wire. Replace damaged wiring. Note: use only factory-authorized replacement parts. Burner/control compartment heat section burner/c...

  • Page 25: Inspect and Clean The Burner

    Installation guide for comfort pack (cpg) units 25 inspect and clean the burner with the burner assembly removed, shine a flashlight on the burner ribbons. Look for carbon buildup, scale, dust, lint, and/ or anything that might restrict flow through the spaces between the burner ribbons. Holding the...

  • Page 26: Caution

    Installation guide for comfort pack (cpg) units 26 figure 7 due to high voltage on the spark wire and electrode, do not touch when energized. See hazard levels, page 3. ! Caution dsi integrated control module - the module monitors the operation of the heater including ignition. The only replaceable ...

  • Page 27: Pressure Switch

    Installation guide for comfort pack (cpg) units 27 pressure switch if it is determined that the pressure switch needs replacing, use only the factory-authorized replacement part that is designed for this heater. For approximate location (see figure 5). Note: a unit operating above 6000 ft elevation ...

  • Page 28: Lift

    Installation guide for comfort pack (cpg) units 28 2. Remove the patch plate gas line power cord front furnace baffle 3. Remove (2) right side screws and remove the front furnace baffle. 5. Grasp the vertical heat exchanger “partition” firmly with your left hand. Be careful not to tear the side and ...

  • Page 29

    Installation guide for comfort pack (cpg) units 29 cpg - electrical data model voltage compressor indoor blower motor outdoor fan motor total amps minimum circuit ampacity maximum overcurrent protector rla lra hp fla lra hp fla lra cpg41238-u*** 208-230/60/1 5.5 26.0 1/3 3.0 - 1/4 1.8 3.6 10.3 12.8 ...

  • Page 30: Check Your Temperature Rise

    Installation guide for comfort pack (cpg) units 30 check your temperature rise the temperature rise should be as follows 38mbtu = 52.5°f nominal (45°f to 60°f) 51mbtu = 55°f nominal (45°f to 65°f) 64mbtu = 67°f nominal (60°f to 80°f) in order to calculate cfm use the formula cfm = btu output / (1.08...

  • Page 31

    Installation guide for comfort pack (cpg) units 31 unit size color speed .1" w.C. ∆t .2" w.C. ∆t .3" w.C. ∆t .4" w.C. ∆t .5" w.C. ∆t red 1 780 36.1 770 36.6 760 37.0 725 38.8 680 41.4 yellow 2 715 39.4 690 40.8 660 42.6 620 45.4 560 50.3 blue 3 620 45.4 580 48.5 520 54.1 450 62.6 380 74.1 black 4 55...

  • Page 32

    Installation guide for comfort pack (cpg) units 32 comfort pack - cfm (w/ dry coil) unit size color speed 0.1” w.C. 0.2” w.C. 0.3” w.C. 0.4” w.C. 0.5” w.C. Cpg412 red 1 780 770 760 725 680 yellow 2 715 690 660 620 560 blue 3 620 580 520 450 380 black 4 550 500 430 340 240 orange 5 415 325 225 x x cp...

  • Page 33

    Installation guide for comfort pack (cpg) units 33.

  • Page 34

    Installation guide for comfort pack (cpg) units 34 re vision 2.

  • Page 35

    Installation guide for comfort pack (cpg) units 35 dsi integrated control module control status green led steady on fast flash 1 flash 2 flash 3 flash 4 flash steady off normal operation, no call for heat normal operation, call for heat in lockout from failed ignition or flame loss pressure switch d...

  • Page 36

    Installation guide for comfort pack (cpg) units 36 troublshooting problem probable cause remedy venter motor will not start no power to unit 1. No 24 volt power to integrated circuit board. 2. Integrated circuit board fuse blown. 3. Integrated circuit board defective. 4. Defective motor. 5. Turn pow...

  • Page 37: Replacement Parts Guide

    Installation guide for comfort pack (cpg) units 37 cabinet item description part no. Model 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 top mount angle top panel patch plate upper louvered panel lower intake grille right s...

  • Page 38: Replacement Parts Guide

    Installation guide for comfort pack (cpg) units 38 replacement parts guide (continued) *refer to the “gas furnace instructions” for individual parts for the gas furnace. Cp41.0-u1.0 1 2 3 4 5 6 base indoor coil outdoor coil compressor dual run capacitor 40/5 txv 14256642 14208305 14208307 14210235 1...

  • Page 39: Important!!!

    Installation guide for comfort pack (cpg) units 39 important!!! Before removing a warranty compressor, please fill out the following and call (800) 523-7138. Removal of compressor without factory verification can lead to warranty credit being denied 1. Incoming voltage to compressor at contactor is:...

  • Page 40: National

    Installation guide for comfort pack (cpg) units 40 1. National comfort products warrants to its customers that its product shall be free from defects in material and workmanship under normal use and regular service and maintenance as follows: heat exchangers (gas units only): for ten years from the ...

  • Page 41

    Installation guide for comfort pack (cpg) units 41 the term “consequential damages” shall include, but not be limited to, loss of anticipated profits, business interruption, loss of use, revenue, reputation and data, costs incurred, including without limitation, for capital, fuel, power and loss or ...

  • Page 42

    Installation guide for comfort pack (cpg) units 42 engineering specification guide 1. Product name national comfort products – comfort pack 2. Manufacturer national comfort products 539 dunksferry road, bensalem, pa 19020 phone: (800) 523-7138: fax: (215) 639-1674 email: sales@nationalcomfortproduct...

  • Page 43: Notes

    Installation guide for comfort pack (cpg) units 43 notes.

  • Page 44: National

    Manual-installation guide comfort pack cpg 14299126 12/2016 heating & a/c equipment national comfort products ® national comfort products a division of national refrigeration and air conditioning products, inc. 539 dunksferry road • bensalem, pa 19020-5908 (800) 523-7138 • fax (215) 639-1674 www.Nat...