d. Access to the top of the bulkhead half hood for removal and opening of the across door and sufficient
headroom to allow opening of the front half hood.
Check that no source of dangerous or objectionable fumes is located near the louver intake.
If possible avoid locations where the heater will be laden with dust, dirt, soot, smoke, or other debris.
Procedure is to be accomplished in an outside open area, NOT an en-
Observe all gasoline and compressed air warnings.