ISSUE DATE 10-09-03 REV. DATE 5-24-05 REV. LEVEL: 03 ECN OIPM P/N 3420265 PG 15 OF 16
Heater Series
Model
Part No.
DIM. A (IN.)
DIM B. (IN.)
Painted RMF-222-A 04494402
222
Stainless RMF-222-SS-A 04419902
27 ¼
Painted RMF-342-A 04418702
342
Stainless RMF-342-SS-A 04420702
36 ¼
Painted RMF-462-A 04494502
462
Stainless RMF-462-SS-A 04421002
49 ¼
18
223 RMF-223-SS
08811039
32
¼
343 RMF-343-SS
08811339
41
¼
463 RMF-463-SS
08811139
54
¼
29 5/8
OPTIONAL RECESSED MOUNTING FRAME INSTALLATION
MOUNTING INSTRUCTIONS
1.
Mount frame to heater with #8 x 1/2" long sheet metal screws supplied by customer. Four screws are required on
the RMF-222-A, six required on the RMF-342-A and eight on the RMF-462-A and RMF-223-SS units; twelve
screws are required on the RMF-463-SS models. Use the frame as a template for laying out the holes.
2.
Mount the frame to the ceiling, using the outside slots only, with 1/4" lag screws provided by the customer. Four
lag screws are required on the RMF-222-A and RMF-223-SS units, six on the RMF-342-A and eight on the RMF-
462-A and RMF-463-SS units. Tabs will center frame in opening.
CAUTION:
To maintain required clearance
above heater, refer to minimum clearances to combustible on page 7.
FIELD WIRING CONNECTIONS
A. Select the appropriate knockout on the top wiring channel, and install a 12" conduit nipple and splice box
(customer supplied).
B. Route the leads from the wiring channel through the conduit and connect with the supply wiring inside the
splice box.
C. Follow local and national electric codes.
MOUNTING HOLE
CENTERLINE (TYPICAL)
DRILL 1/8 DIA. HOLES @
LOCATIONS SHOWN
NOTE: Hold dimensions A and B
to + 1/8” for rough opening in the
ceiling.
