WASHABLE
FILTER
FILTER
RETAINER
BOTTOM
CLOSURE
PANEL
Fig. 20ÐFilter Installed for Side Inlet
A93045
FRONT FILLER
PANEL
A93047
INSTALL
3″ |
24 1/2″ |
1″ |
Fig. 22ÐRemoving Bottom Closure Panel
VIII. GAS PIPING
Gas piping must be installed in accordance with national and local codes. Refer to current edition of NFGC. Canadian installations must be made in accordance with NSCNGPIC and all authorities having jurisdiction. Gas supply line should be a separate line running directly from meter to furnace, if possible. Refer to Table 2 for recommended gas pipe sizing. Risers must be used to connect to furnace and to meter. Support all gas piping with appropriate straps, hangers, etc. Use a minimum of 1 hanger every 6 ft. Joint compound (pipe dope) should be applied sparingly and only to male threads of joints. Pipe dope must be resistant to propane gas.
CAUTION: Connect gas pipe to furnace using a backup wrench to avoid damaging gas controls.
WASHABLE FILTER
WARNING: Gas valve ON and OFF switch MUST be facing forward or tilted upward. (See Fig. 40.) Failure to follow this warning could result in property damage or death.
WARNING: Never purge a gas line into a combustion chamber. Never use matches, candles, flame, or other sources of ignition for purpose of checking leakage. Use a
FILTER
FILTER RETAINER
SUPPORT
Fig. 21ÐBottom Filter Arrangement
To remove bottom closure panel, perform following:
A96030
WARNING: Use proper length of pipe to avoid stress on gas control manifold. Failure to follow this warning could result in a gas leak resulting in fire, explosion, personal injury, or death.
1.Tilt or raise furnace and remove 2 screws holding front filler panel. (See Fig. 22.)
2.Rotate front filler panel downward to release holding tabs.
3.Remove bottom closure panel.
4.Reinstall front filler panel and screws.
Ð18Ð
Install a sediment trap in riser leading to furnace. Trap can be installed by connecting a tee to riser leading to furnace so