3
HIGH ALTITUDE KIT
Manifold pressure adjustments and ID plug change are
required for all installations above 4500 ft. The conversion
from “standard altitude” (as shipped from the factory) to
“high altitude” requires:
• Replacing ID plug
• Adjusting manifold pressure
Before proceeding, shut OFF gas supply at manual shut-off
and turn off power to the unit.
Gas Input
(BTU / HR)
0 - 4,500 Feet
4,500 Feet &
Above
40,000
No Change
HAUR40
60,000
No Change
HAUR60
80,000
No Change
HAUR80
Replacing ID Plug
To replace ID plug:
1. Turn OFF power to unit.
WARNING
HIGH VOLTAGE
Disconnect all power before servicing or
installing this unit. Multiple power sources
may be present. Failure to do so may cause
property damage, personal injury or death.
2. Locate the PCB in the unit’s control section. Locate the
“ID Plug” on terminal labeled J9 on the PCB.
3. Remove the standard altitude ID plug by detaching it
from the PCB.
4. Install high altitude ID plug supplied in the high-altitude
kit. Verify that the ID plug is completely seated and
attached with the PCB or else the unit might not
function as intended.
ID Plug
PCB Terminal J9
Adjusting Gas Manifold Pressure
Use the below manifold pressure settings:
Gas Input
(BTU/HR)
Manifold
Pressure up
till 4,500 Ft.
Manifold
Pressure at
5,000 Ft.
Manifold
Pressure at
7,500 Ft.
40,000
3.0” w.c.
2.7” w.c.
2.2” w.c
60,000
3.0” w.c
2.7” w.c.
2.2” w.c.
80,000
3.0” w.c.
2.7” w.c.
2.2” w.c.
REPLACEMENT PARTS
Ordering Parts
When reporting shortages or damages, or ordering repair
parts, give the complete unit model and serial numbers as
stamped on the unit’s nameplate.
Replacement parts for this appliance are available through
your contractor or local distributor. For the location of you
nearest distributor, see website www.goodmanmfg.com or
contact:
HOMEOWNER SUPPORT
GOODMAN MANUFACTURING COMPANY, L.P.
19001 KERMIER ROAD
WALLER, TEXAS 77484
855-770-5678
SAFETY INSTRUCTIONS
To The Installer
Before installing this unit, please read this manual to
familiarize yourself on the specific items which must be
adhered to, including maximum external static pressure to
unit, air temperature rise, minimum or maximum CFM and
motor speed connections.
Keep this literature in a safe place for future reference.
