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58TP0B/58TP1B: Installation, Start-up, Operating and Service and Maintenance Instructions
SERVICE LABEL
START-UP, ADJUSTMENT, AND SAFETY
CHECK
GENERAL
WARNING
!
FIRE HAZARD
Failure to follow this warning could result in personal injury, death or
property damage.
This furnace is equipped with manual reset limit switches in the gas
control area. The switches open and shut off power to the gas valve, if a
flame rollout or overheating condition occurs in the gas control area.
DO NOT bypass the switches. Correct problem before resetting the
switches.
Maintain 115-V wiring and ground. Improper polarity will result in rapid
flashing control diagnostic light and Status code (10.1) is displayed.The
furnace will NOT operate.
3. Make thermostat wire connections at the 24-V terminal block on
the furnace control. Failure to make proper connections will result
in improper operation. (See
4. Gas supply pressure to the furnace must be greater than 4.5-in. w.c.
(0.16 psig) but not exceed 14-in. w.c. (0.5 psig).
5. Check all manual-reset switches for continuity.
6. Replace blower compartment door. Door must be in place to
operate furnace.
CAUTION
!
CUT HAZARD
Failure to follow this caution may result in personal injury.
Sheet metal parts may have sharp edges or burrs. Use care and wear
appropriate protective clothing, safety glasses and gloves when
handling parts, and servicing furnaces.
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
Fig. 46 – Service Label
Fig. 24
-
Fig.
29).
Start-Up Procedures
!
FIRE OR EXPLOSION HAZARD
Failure to follow this warning could result in personal injury, death,
and/or property damage.
Never purge a gas line into a combustion chamber. Never test for gas
leaks with an open flame. Use a commercially available soap solution
made specifically for the detection of leaks to check all connections. A
fire or explosion may result causing property damage, personal injury
or loss of life.
1. Purge gas lines after all connections have been made.
2. Check gas lines for leaks.
!
ELECTRICAL SHOCK HAZARD
Failure to follow this warning could result in personal injury, or death.
Blower access door switch opens 115-V power to control. No
component operation can occur unless switch is closed. Caution must
be taken when manually closing this switch for service purposes.
3. To Begin Component Self-Test
a. Remove thermostat wire connected to R terminal on control to
ensure no thermostat demands are present.
b. Temporarily depress blower door switch to power the control
board.
!
SHOCK HAZARD
Failure to follow this caution could result in personal injury.
Do not tape or permanently allow the door switch to be bypassed.
Temporarily depress the door switch with one hand while accessing the
service buttons with your other hand. Do not touch uninsulated
electrical components.
c. To initiate the component test sequence, the control must be in
(idL) mode. no thermostat demands (W, Y, G). Select
32
WARNING
WARNING
CAUTION
A221526
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