Parts
9-60
750-211 (revised 2009)
Promethean Boilers, Model 4WI Manual
9.2.44 — Front Door 60”-106” Air Duct Gasket
15°
30°
1
3
2
SECTION "A-A"
96/106"=3.865"
78/85"=3.428"
60/67"=3.616"
"A"
"A"
1
3
2
SEE NOTE #2
AIR DUCT
BACKPLATE
FRONT HEAD
NOTES:
1.) THIS SURFACE MUST BE FLAT AND CLEAN
TO ASSURE PROPER SEALING.
2.) THIS DIMENSION MUST BE HELD TO ±1/16"
THROUGHOUT ENTIRE CIRCUMFERENCE OF
OPENING TO ASSURE PROPER GASKET SEAL
TO IMPELLER HOUSING.
3.) 96" BOILER SHOWN (REF.)
SEE NOTE
#1
7-1/2°
15°
GASKET
RETAINER
SEAM
SEAM
ASSEMBLY
PART NO.
DESCRIPTION
QTY
ITEM
SCREW, SELF DRILLING, HEX WASHER HD
RETAINER, AIR DUCT
RETAINER, AIR DUCT
GASKET, AIR DUCT
841-01545
065-00811
065-00810
3
2
8
24
8
1
1
032-02542
USED ON
ALL
60" & 67"
GASKET, AIR DUCT
032-02543
1
78",-85"-96" & 106"
60" & 67"
78",-85"-96" & 106"