Page 1: Table Of Contents
VARIABLE---SPEED PG8MVA INDUCED---COMBUSTION PG8JVA 4---WAY MULTIPOISE GAS FURNACE SERIES A Installation Instructions SAFETY CONSIDERATIONS ......GAS PIPING .
Page 2: Safety Considerations
SAFETY CONSIDERATIONS to identify hazards which may result in minor personal injury or product and property damage. NOTE is used to highlight suggestions which will result in enhanced installation, reliability, WARNING or operation. 1. Use only with type of gas approved for this furnace. Refer FIRE, EXPLOSION, ELECTRICAL SHOCK, AND to the furnace rating plate.
Page 3 A10269 Fig. 1 - - Clearances to Combustibles...
Page 4: Introduction
INTRODUCTION only the NFGC, contact the American Gas Association, 400 N. Capitol Street, N.W., Washington, DC 20001 (www.AGA.org.) . The Series 150/F 4- -way multipoise Category I fan- -assisted Combustion and Ventilation Air furnace is CSA (formerly A.G.A. and C.G.A.) design- -certified. A Section 9.3 NFPA 54/ANSI Z223.1- -2012, Air for Combustion Category I fan- -assisted furnace is an appliance equipped with an and Ventilation .
Page 5 *135 size furnaces requires a 5 or 6 ---in. (127 or 152 mm) vent. Use a vent adapter between furnace and vent stack. See Installation Instructions for complete installation requirements. A12051 Fig. 3 - - Dimensional Drawing...
Page 6: Location
4. If you touch ungrounded objects (and recharge your body If air is exposed to the following substances, it should not be used with static electricity), firmly touch a clean, unpainted for combustion air, and outdoor air may be required for metal surface of the furnace again before touching control combustion: or wires.
Page 7 THE BLOWER IS LOCATED BELOW THE BURNER SECTION, AND CONDITIONED AIR IS DISCHARGED UPWARD. THE BLOWER IS LOCATED TO THE RIGHT OF THE BURNER SECTION, AND AIR CONDITIONED AIR IS DISCHARGED TO THE LEFT. THE BLOWER IS THE BLOWER IS LOCATED TO THE LEFT LOCATED ABOVE THE OF THE BURNER SECTION,...
Page 8: Air For Combustion And Ventilation
Table 1 – Minimum Free Area Required for Each Combustion Air opening of Duct to Outdoors TWO HORIZONTAL DUCTS SINGLE DUCT OR OPENING TWO OPENINGS OR VERTICAL DUCTS FURNACE (1 SQ. IN./2,000 BTUH) (1,100 SQ. MM/KW) (1 SQ. IN./3,000 BTUH) (734 SQ. MM/KW) (1 SQ.
Page 9: Outdoor Combustion Air Method
1 SQ IN. PER 4000 CIRCULATING AIR VENT THROUGH ROOF DUCTS DUCTS BTUH* O UTDOORS 12" MAX (305mm) 12 ″ MAX 12 ″ (305mm) (305mm) 1 SQ IN. VENT 1 SQ IN. PER 2000 THR OUGH PER 1000 BTUH* R OOF BTUH* IN DOOR 1 SQ IN .
Page 10: Combination Of Indoor And Outdoor Air
Infiltration rates greater than 0.60 ACH shall not be used. The plates and floors, between wall- -ceiling joints, between minimum required volume of the space varies with the number of wall panels, at penetrations for plumbing, electrical ACH and shall be determined per Table 2 or Equations 1 and 2. and gas lines, etc.
Page 11: Bottom Return Air Inlet
NOTE: It is recommended that the perforated supply- -air duct 5/ 16  (8mm) flanges be completely folded over or removed from furnace when installing the furnace on a factory- -supplied cased coil or coil box. (8mm) To remove the supply- -air duct flange, use wide duct pliers or 5/ 16 ...
Page 12: Roll- -Out Protection
FURNACE (OR COIL CASING WHEN USED) COMBUSTIBLE PLENUM FLOORING OPENING DOWNFLOW SUBBASE FLOOR SHEET METAL OPENING PLENUM FLOOR OPENING A96285 A96283 Fig. 12 - - Furnace, Plenum, and Subbase Installed on a Fig. 11 - - Floor and Plenum Opening Dimensions Combustible Floor Roll- -Out Protection Provide a minimum 17- -3/4- -in.
Page 13: Filter Arrangement
Table 3 – Opening Dimensions - - In. (mm) FURNACE PLENUM OPENING FLOOR OPENING CASING APPLICATION WIDTH IN. (mm) Upflow Applications on Combustible or Noncombustible Floor- 12--- 11/16 21--- 5/8 13--- 5/16 22--- 1/4 ing (KGASB subbase not required) (322) (549) (338) (565)
Page 14: Supply Air Connections
Supply Air Connections NOTE: For horizontal applications, the top most flange may be bent past 90_ to allow the evaporator coil to hang on the flange For a furnace not equipped with a cooling coil, the outlet duct temporarily while the remaining attachment and sealing of the shall be provided with a removable access panel.
Page 15 " (6mm) THREADED ROD 4 REQ. OUTER DOOR A S SEMBLY SECURE ANGLE IRON TO BOTTOM OF FURNACE WITH 3 #8 x " (19mm) SCREWS TYPICAL FOR 2 SUPPORTS 8" (203mm) MIN FOR DOOR REMOVAL 1” (25mm) SQUARE, 1-1/4”x1-1/4”x1/8” (32x32x3mm) ANGLE IRON OR UNI-STRUT MAY BE USED (2) HEX NUTS, (2) WASHERS &...
Page 16 LINE CONT A CT ONL Y PERMISSIBLE BETWEEN LINES FORMED BY INTERSECTIONS OF THE T OP AND TW O SIDES OF THE FURNA CE JA CKET AND BUILDING JOISTS , STUDS , OR FRAMING. ″ (451mm)OVERALL ″ (121mm) UNDER DOOR 1 ″...
Page 17 A02163 Fig. 19 - - Downflow Return Air Configurations and Restrictions A02162 Fig. 20 - - Horizontal Return Air Configurations and Restrictions...
Page 18 Table 4 – Air Delivery - - CFM (With Filter)* External External Static Pressure (ESP) (IN. W.C.) Static Pressure Unit Size Operating Mode Airflow Range* Setting (In. W.C.) 036070 AIRFLOW (CFM) †† Low Heat 735 (615)† 0--- 0.50 1180 High Heat 0--- 1.0 1160 1165...
Page 19: Return Air Connections
Return Air Connections Installations must be made in accordance with all authorities having jurisdiction. If possible, the gas supply line should be a WARNING separate line running directly from meter to furnace. NOTE: In the state of Massachusetts: 1. Gas supply connections MUST be performed by a li- FIRE HAZARD censed plumber or gas fitter.
Page 20 Install a sediment trap in riser leading to furnace as shown in Fig. ELECTRICAL CONNECTIONS 22. Connect a capped nipple into lower end of tee. Capped nipple WARNING should extend below level of furnace gas controls. Place a ground joint union between furnace gas control valve and exterior manual equipment gas shutoff valve.
Page 21: Electrical Connection
Table 6 – Electrical Data VOLTS--- OPERATING UNIT MIN. FURNACE MAX. UNIT MAX. WIRE MAX. FUSE OR VOLTAGE RANGE HERTZ--- AMPACITY WIRE SIZE AMPS LENGTH --- FT (M)} CKT BKR AMPS { PHASE GAUGE Max. Min. 070 ---12/036070 115 ---60 ---1 11.99 30 (9.0) 090 ---16/048090...
Page 22: Accessories
2. Route BX cable into 7/8- -in. (22 mm) diameter hole in J- -Box. 3. Secure BX cable to J- -Box bracket with connectors ap- proved for the type of cable used. 4. Secure field ground wire to green ground screw on J- -Box bracket.
Page 23 FIELD 24-VOLT WIRING FIELD 115-, 208/230-, 460-VOLT WIRING FACTORY 24-VOLT WIRING FACTORY 115-VOLT WIRING NOTE 2 1-STAGE THERMOSTAT FIVE FIELD-SUPPLIED TERMINALS WIRE FUSED DISCONNECT THREE-WIRE 208/230- OR HEATING- 460-VOLT ONLY THREE PHASE 208/230- W/W1 VOLT NOTE 1 SINGLE Y/Y2 115-VOLT FIELD- JUNCTION PHASE SUPPLIED...
Page 24 WARNING CARBON MONOXIDE POISONING HAZARD Failure to follow the steps outlined below for each appliance connected to the venting system being placed into operation could result in carbon monoxide poisoning or death. The following steps shall be followed for each appliance connected to the venting system being placed into operation, while all other appliances connected to the venting system are not in operation:...
Page 25 See notes 2, 5, 8, 10, 11 and 12 on the page following these figures See notes 1, 2, 3, 4, 6, 8, 9, 10, 12, 13 and 15 on the page following these figures A03179 A03178 Fig. 28 - - Two- -Stage Furnace with Two- -Speed Air Condi- Fig.
Page 26 See notes 2, 11, and 12 on the page following these figures See notes 1, 2, 3, 4, 12, 13, 14, 15, and 17 on the page following these figures A03182 A03183 Fig. 32 - - Dual- -Fuel Thermostat with Two- -Stage Furnace Fig.
Page 27 NOTES FOR FIGURES 27 - - 34 1. Heat pump MUST have a high pressure switch for dual fuel applications. 2. Refer to outdoor equipment Installation Instructions for additional information and setup procedure. 3. If the heat pump date code is 1501E or earlier, select the “ZONE” position on the two- -speed heat pump control. Heat pumps having date codes 1601E and later do not have or require a “ZONE”...
Page 28 CHIMNEY INSPECTION CHART For additional requirements refer to the National Fuel Gas Code NFPA 54/ANSI Z223.1 and ANSI/NFPA 211 Chimneys, Fireplaces, Vents, and Solid Fuel Burning Appliances Crown Rebuild condition: crown. Missing mortar or brick? Is chimney property lined with clay tile liner? Repair Reline...
Page 29 Masonry Chimney Requirement Relining with a listed metal liner or Type- -B vent is considered to be a vent- -in- -a- -chase. NOTE: These furnaces are CSA design- -certified for use in If a metal liner or Type- -B vent is used to line a chimney, no other exterior tile- -lined masonry chimneys with a factory accessory appliance shall be vented into the annular space between the Chimney Adapter Kit.
Page 30 Table 8 – Minimum Allowable Input Rating of Additional Venting Requirements Space- -Heating Appliance in Thousands of Btuh per Hour A 4- -in. (102 mm) round vent elbow is supplied with the furnace. A 5- -in. (127 mm) or 6- - in. (152 mm) vent connector may be INTERNAL AREA OF CHIMNEY required for some model furnaces.
Page 31 SEE NOTES: 1,2,4,7,8,9 SEE NOTES:1,2,3,4,5,7,8,9 on the page following on the page following these figures these figures A03208 A03210 Fig. 36 - - Upflow Application - - Vent Elbow Up Fig. 38 - - Downflow Application - - Vent Elbow Up then Left SEE NOTES: 1,2,4,5,7,8,9 SEE NOTES: 1,2,3,4,7,8,9 on the page following...
Page 32 SEE NOTES: 1,2,4,7,8,9 on the page following these figures A03213 Fig. 42 - - Horizontal Left Application - - Vent Elbow Left SEE NOTES: 1,2,4,5,6,7,8,9,10 on the page following these figures A03207 Fig. 40 - - Downflow Application - - Vent Elbow Left then Up SEE NOTES: 1,2,4,5,7,8,9 on the page following these figures A03214...
Page 33 SEE NOTES: 1,2,4,5,7,8,9 on the page SEE NOTES: 1,2,4,5,7,8,9 on the page following these figures following these figures A03215 A03219 Fig. 45 - - Horizontal Left Application - - Vent Elbow Up Fig. 47 - - Horizontal Right Application - - Vent Elbow Left then Up SEE NOTES: 1,2,4,5,7,8,9 SEE NOTES: 1,2,4,5,7,8,9 on the page...
Page 34: Start- -Up, Adjustment, And Safety Check
Caution!! For the following applications, use the minimum vertical heights as specified below. For all other applications, follow exclusively the National Fuel Gas Code. MIN. VENT MIN. VERTICAL VENT FURNACE VENT ORIENTATION FURNACE INPUT DIAMETER HEIGHT ORIENTATION (BTUH/HR) IN. (mm)* FT.
Page 35: Start- -Up Procedures
Start- -Up Procedures WARNING FIRE AND EXPLOSION HAZARD Failure to follow this warning could cause personal injury, death or property damage. Never test for gas leaks with an open flame. Use a commercially available soap solution made specifically for detection of leaks to check all connections. A fire or explosion may result causing property damage, personal injury or loss of life.
Page 36 Furnace Setup Switch Description SETUP SWITCH SWITCH NAME NORMAL POSITION DESCRIPTION OF USE Turn ON to retrieve up to 7 stored status codes for SW1-1 Status Code Recovery troubleshooting assistance when R thermostat lead is disconnected. When SW1-2 is OFF allows low heat operation with a Low Heat Only single stage thermostat.
Page 37: Adjustments
SERVICE LED CODE STATUS If status code recall is needed disconnect the "R" thermostat lead, reset power, and put setup switch "SW1-1" in the ON CONTINUOUS OFF - Check for 115VAC at L1 and L2, and 24VAC at SEC-1 and SEC-2. position.
Page 38 Table 10 – Blower Off Delay Setup Switch burner flame should be clear blue, almost transparent (See Fig. 56.) d. Remove jumpers R to W/W1 and R to W2. SETUP SWITCH (SW --- 7 AND --- 8) DESIRED HEATING MODE 5.
Page 39 b. When thermometer readings stabilize, subtract return- - 7. Set Blower Off Delay air temperature from supply- -air temperature to determ- a. Remove blower access door if installed. ine air temperature rise. b. Turn Dip switch SW- -7 or SW- -8 ON or OFF for de- NOTE: Temperature rise can be determined for low- -heat sired blower off delay.
Page 40 A12057 Fig. 54 - - Wiring Diagram...
Page 41 Table 11 – Gas Rate (CU ft./hr) SIZE OF TEST DIAL SIZE OF TEST DIAL SECONDS G SECONDS FOR 1 REVOLUTION FOR 1 REVOLUTION 1 Cu Ft. 2 Cu Ft. 5 Cu Ft. 1 Cu Ft. 2 Cu Ft. 5 Cu Ft. 1800 1636 1500...
Page 42 Table 12 – Orifice Size and Manifold Pressure (In. W.C.) for Gas Input Rate (Tabulated Data Based on 22,000 Btuh High- -Heat/14,500 Btuh for Low- -Heat per Burner, Derated 4 Percent for Each 1000 Ft. (305 M) Above Sea Level) SPECIFIC GRAVITY OF NATURAL GAS AVG.
Page 43 Table 12 - - Orifice Size and Manifold Pressure (In. W.C.) for Gas Input Rate (Con’t.) (Tabulated Data Based on 22,000 Btuh High- -Heat/14,500 Btuh for Low- -Heat per Burner, Derated 4 Percent for Each 1000 Ft. Above Sea Level) SPECIFIC GRAVITY OF NATURAL GAS AVG.
Page 44 Table 13 – Orifice Size and Manifold Pressure (In. W.C.) for Gas Input Rate (Tabulated Data Based on 21,000 Btuh High- -Heat/14,500 Btuh for Low- -Heat Per Burner, Derated 4 Percent for Each 1000 Ft. (305 M) Above Sea level) SPECIFIC GRAVITY OF NATURAL GAS AVG.
Page 45 Table 13 - - Orifice Size and Manifold Pressure (In. W.C.) for Gas Input Rate (Con’t.) (Tabulated Data Based on 21,000 Btuh High- -Heat/14,500 Btuh for Low- -Heat Per Burner, Derated 4 Percent for Each 1000 Ft. (305 M) Above Sea level) AVG.
Page 46: Check Safety Controls
Check Safety Controls SW1- -7 and SW1- -8 for the blower OFF DELAY are set as desired per Fig. 52. The flame sensor, gas valve, and pressure switch were all checked 3. Verify that blower and burner access doors are properly in- in the Start- -up procedure section as part of normal operation.
Page 47 the furnace, and conditioned air is discharged upward. Since this NOTE: The Status Codes cannot be retrieved by disconnecting furnace can be installed in any of the 4 positions shown in Fig. 5, the limit switch or draft safeguard switch. To retrieve Status you must revise your orientation to component location Codes, follow the procedure below.
Page 48: Care And Maintenance
7. RELEASE BLOWER ACCESS DOOR SWITCH, reat- 3. Check electrical connections for tightness and controls for tach wire to “R” terminal on furnace control board, replace proper operation each heating season. Service as neces- blower access door, and replace outer access door. sary.
Page 49 Table 14 – Filter Size Information - - In. (mm) FILTER SIZE FURNACE CASING WIDTH SIDE BOTTOM FILTER TYPE RETURN RETURN 16 X 25 X 3/4 14 X 25 X 3/4 14 ---1/2 (368) Washable* (406 X 635 X 19) (356 X 635 X 19) 16 X 25 X 3/4 16 X 25 X 3/4...
Page 50 9. Using field- -provided 25- -caliber rifle cleaning brush, 36- -in. (914 mm) long, 1/4- -in. (6 mm) diameter steel spring cable, a variable speed, follows: a. Remove metal screw fitting from wire brush to allow insertion into cable. b. Insert the twisted wire end of brush into end of spring cable, and crimp tight with crimping tool or crimp by striking with ball- -peen hammer.
Page 51: Sequence Of Operation
13. Reconnect wires to the following components (Use con- Sequence of Operation nection diagram on wiring label, if wires were not marked NOTE: Furnace control must be grounded for proper operation for reconnection locations.): or else control will lock out. Control is grounded through a.
Page 52 COOLING TONNAGE VS. AIRFLOW (CFM) AIR CONDITIONING AIRFLOW 070 MODEL 090 MODEL 110 and 135 TONS (12,000 BTU/HR) (CFM) MODELS 1-1/2 2-1/2 1050 3-1/2 1225 1400 1750 2100 X-INDICATES AN ALLOWABLE SELECTION. BASED ON 350 CFM/TON (SETUP SWITCH SW1-5 OFF, SW4-3 OFF) SETUP SWITCH SW2 OR SW3 POSITIONS MODEL SIZE...
Page 53 will begin a 15- -second prepurge period, and con- valve solenoid GV- -HI is energized. The blower motor tinue to run the inducer motor IDM at high- - BLWM will transition to high- -heat airflow five speed. seconds after the furnace control CPU switches from low- -heat to high- -heat.
Page 54 on the A/C selection shown in Fig. 58. The electronic high- -cooling. The R- -to- -Y1 circuit starts the outdoor unit on air cleaner terminal EAC- -1 is energized with 115 vac low- -cooling speed, and the R- -to- -G- -and- -Y1 circuit starts the when the blower motor BLWM is operating.
Page 55: Wiring Diagram
the furnace blower motor BLWM will drop the blower When installed with a heat pump, the furnace control auto- airflow to 65 percent of high- -cooling airflow for a matically changes the timing sequence to avoid long maximum of 10 minutes each cooling cycle or until blower off times during demand defrost cycles.
Page 56 A02108A Fig. 59 - - Troubleshooting Guide...
Page 57 A02108B...
Page 58 A02108C...
Page 59: Parts Replacement Information Guide
TO OBTAIN INFORMATION ON PARTS: Consult your installing dealer or classified section of your local telephone directory under “Heating Equipment” or “Air Conditioning Contractors and Systems” headings for dealer listing by brand name or contact: PAYNE HEATING & COOLING Consumer Relations Department P.O.
Page 60 Catalog No. IM---PG8MVA ---02 Copyright 2013 Payne Heating & Cooling Systems 7310 W. Morris St. Indianapolis, IN 46231 Edition Date: 08/13 Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

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