Carrier 48PG16 Gas Heater User Manual


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3
9. Remove pressure gage or manometer and replace
manifold pressure tap plug.
10. Start up unit. With burners ignited, check pressure tap
plug for gas leaks. Repair if necessary.
11. Close and secure gas section access door.
12. Set thermostat to desired temperature (units with electro-
mechanical control). For units with ComfortLink™
control, to test the operation of the gas section, the
HEAT submenu of Service Test may be used. See the
Controls Start-Up, Operation, Service, and Trouble-
shooting Instructions for more details on use of Service
Test. For normal operation, make sure that the set points
are at the normal heat set points.
13. Remove warning tags from disconnect switch and gas
supply shutoff valve.
MAIN
GAS
VALVE
MANIFOLD
MOUNTING
SCREWS
MANIFOLD
MOUNTING
SCREWS
MANIFOLD
PRESSURE
TAP PLUG
Fig. 3 — Typical Main Burner Section
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