Check for loose wires.
Check for damage to air tube hose.
Install flange (45) and secure with three rivets (44). (46) DELETED.
Exhaust fumes can kill operating personnel. Be sure that the drain hole on elbow is pointed
downward to keep water from collecting in exhaust pipe.
Install pipe (43B) and elbow (43A) into ROWPU wall.
On Model ROWPU-1 install nipple (43D) and elbow (43C) into ROWPU wall.
Install bracket (28) and secure with two capscrews (40), lockwashers (41) and washers (42).
Install bracket (27) and secure with four capscrews (37), lockwashers (38) and washers (39).
Install control box (36) and secure with four capscrews (31), lockwashers (32), nuts (33), lockwashers (34), and washers (35).
Connect wires as tagged.
Install control box cover (30) and secure with four capscrews (29).
Position heater assembly (9) and secure with capscrews (22), washers (23), nuts (24), lockwashers (25) and washes (26).
Install gasket (21) and exhaust flange (20) on studs (19) and secure with nuts (17) and washers (18).
Install exhaust shroud (16) and secure with four capscrews (11), washers (12), nuts (13), lockwashers (14) and washers (15).
Connect fuel line (10) at base of heater assembly (9).
Connect heater power cable (8) to base of heater assembly (9).
Assemble profile trim (5A) to elbow (5). Assemble elbow (5) to heater with three screws.
Align slots on cover (3) with four cover screws (1) and install cover (3). Tighten two cover latches (2) and four screws (1).
Change 12 4-245