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PG9MTAV
NOTE: Read the entire instruction manual before starting the
installation. .
WARNING
!
ELECTRICAL
SHOCK,
HAZARD
Failure to follow safety warnings could result in personal
injury, death, or property damage.
Before servicing, disconnect all electrical power to furnace.
When servicing controls, label all wires prior to disconnecting.
Reconnect wires correctly.
Verify proper operation after servicing.
WARNING
!
ELECTRICAL
SHOCK,
HAZARD
Failure to follow this warning could result in property damage,
personal injury, or death.
The ability to properly perform maintenance on this equipment
requires certain expertise, mechanical skills, tools, and
equipment. If you do not possess these, do not attempt to
perform any maintenance on this equipment other than those
procedures recommended in the User's Manual.
4---WAY MULTIPOISE 2---STAGE VARIABLE SPEED
Service Guide
FIRE,
OR
EXPLOSION
FIRE
OR
EXPLOSION
CONDENSING GAS FURNACE
TABLE OF CONTENTS
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SAFETY CONSIDERATIONS
Recognize safety information. This is the safety-alert symbol.
When you see this symbol on the furnace and in instructions or
manuals, be alert to the potential for personal injury.
Understand the signal words DANGER, WARNING, CAUTION,
and NOTE. These words are used with the safety-alert symbol.
DANGER identifies the most serious hazards which will result in
severe personal injury or death. WARNING signifies hazards
which could result in personal injury or death. CAUTION is used
to identify unsafe practices which would result in minor personal
injury or product and property damage. NOTE is used to highlight
suggestions which will result in enhanced installation, reliability,
or operation.
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Table of Contents
Related Manuals for Payne PG9MTAV
Summary of Contents for Payne PG9MTAV
- Page 1 PG9MTAV 4---WAY MULTIPOISE 2---STAGE VARIABLE SPEED CONDENSING GAS FURNACE SERIES A Service Guide TABLE OF CONTENTS PAGE SAFETY CONSIDERATIONS ......
-
Page 2: General
ELECTROSTATIC DISCHARGE (ESD) WARNING PRECAUTIONS FIRE / EXPLOSION HAZARD CAUTION Failure to follow this warning could cause personal injury, death, or property damage. UNIT DAMAGE HAZARD Never store anything on, near, or in contact with the furnace, Failure to follow this caution may damage furnace such as: components. -
Page 3: Care And Maintenance
7. An ESD service kit (available from commercial sources) 3. Slide filter out of furnace (See Fig. 2 or 3.) . may also be used to prevent ESD damage. 4. Furnaces are equipped with permanent, washable filter(s). CARE AND MAINTENANCE Clean filter by spraying cold tap water through filter in opposite direction of airflow. -
Page 4: Cleaning Burners
11. Reinstall control box, transformer, and door switch assembly on blower shelf. Center Clip 12. Reinstall condensate trap and tubing if previously removed. side-to-side a. Reinstall condensate trap in hole in blower shelf. b. Connect condensate trap drain tubes. See Fig. 6, 7, or 8. NOTE: Ensure tubes are not kinked or pinched, as this will affect operation. - Page 5 13. Reinstall gas supply pipe to furnace gas control valve using CAUTION backup wrench on gas valve to prevent rotation and improper orientation. NOTE: Use propane gas resistant pipe dope to prevent gas leaks. ELECTRICAL SHOCK, UNIT DAMAGE HAZARD DO NOT use Teflon tape. Failure to follow this caution may result in personal injury or furnace component damage.
- Page 6 A07706 Fig. 6 - - Upload Installations Top Vent...
- Page 7 A07707 A07707 Fig. 7 - - Upload Installations Vent Through Left Side...
- Page 8 A07708 Fig. 8 - - All Models Vent Through Right Side...
- Page 9 A07829 Fig. 9 - - Downflow Left Side Vent and Trap...
- Page 10 A07830 Fig. 10 - - Downflow Right Side Vent and Trap...
- Page 11 A07709 Fig. 11 - - Horizontal Left Through Top...
- Page 12 A07710 Fig. 12 - - Horizontal Left Side Vent...
- Page 13 A07711 Fig. 13 - - Horizontal Right Through Top...
- Page 14 A07712 Fig. 14 - - Horizontal Right Side Vent...
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Page 15: Cleaning Heat Exchangers
Procedure 4 — Cleaning Heat Exchangers 8. Refer to furnace wiring diagram and connect wires to flame rollout switch, gas valve, igniter, and flame sensor. The following items should be performed by a qualified 9. Reconnect pressure switch tubes to gas valve and intake service technician. -
Page 16: Servicing Hot Surface Igniter
GASKET A07828 Fig. 16 - - Gasket on Collector Box 4. Disconnect pressure switch tubes. 11. Refer to furnace wiring diagram and connect wires to inducer motor and pressure switch or connectors. 5. Disconnect vent pipe from inducer housing outlet by loosening clamp. - Page 17 FIELD 24- -V WIRING FIELD 115- -, 208/230- -, 460- -VWIRING FACTORY 24- -VWIRING FACTORY 115- -V WIRING NOTE 2 THERMOSTAT FIVE WIRE FIELD- -SUPPLIED TERMINALS DISCONNECT THREE- -WIRE HEATING- -ONL Y 208/230- - OR BLOWER DOOR SWITCH 460- -V THREE PHASE 208/230- -V...
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Page 18: Electrical Controls And Wiring
8. Turn on gas and electrical supplies to furnace. 1. Check for signs of physical damage to heat tape such as nicks, cuts, abrasions, gnawing by animals, etc. 9. Verify igniter operation by initiating furnace control self-test feature or by cycling thermostat. 2. - Page 19 To retrieve last code, remove 1 of the red main limit wires for 1 to CAUTION 4 sec until the LED light goes out, then reconnect it. (Do not leave red wire disconnected for longer periods of time as the control will assume an overtemperature condition exists and will respond with UNIT DAMAGE HAZARD blower operation.) This places the control in the status recall mode...
- Page 20 A07822 Fig. 20 - - Wiring Diagram...
- Page 21 A07825 Fig. 21 - - Service Label...
- Page 22 Catalog No: SG ---PG9MTA ---02 E2008 Payne Heating & Cooling Systems D 7310 W. Morris St. D Indianapolis, IN 46231 Printed in U.S.A. Edition Date: 04/08 Replaces: SG--- PG9MTA--- 01 Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.