Technical Reference Manual-XPM3m Revision Date: August 2014
CELL FAN ASSEMBLY REMOVE AND REPLACE PROCEDURES
CAUTION: BEFORE STARTING ANY MAINTENANCE, DISCONNECT THE OVEN FROM ALL POWER
SOURCES.
TOOLS AND MATERIALS REQUIRED:
RTV SS986 silicone sealer.
Cleaning solvent or Isopropyl alcohol.
Clean rags.
Putty knifes 3" wide & 1" wide.
Razor scrapers.
1/8" tip, 4" long, flat bladed screwdriver. (Or 3mm tip, 100mm long)
#2 cross head, 8-10" long, screwdriver. (Or equivalent)
2.5mm hex key T-handle or 2.5mm hex key bit for impact wrench.
3mm hex key T-handle or 3mm hex key bit for impact wrench.
4mm hex key T-handle or 4mm hex key bit for impact wrench.
Impact wrench.
Torque wrench calibrated in inch pounds with a range exceeding 50 inch pounds (5.65 N.m)
(click type).
7mm open end wrenches 1/8" (3mm)or less in thickness.
0.106" (2.7mm) Fan mounting gauge.
A 10" 4x4 block of wood
2mm tubing
Paper and pencil.
1 Remove the oven sheet metal skin(s) to gain access to the cell fans.
2 At the front of the Oven open the Hood with the hood up switch. Make sure that the 'hood' is in
the fully open position. NOTE: watch the overhead clearance and exhaust duct movement while
raising the Hood.
Motors and Fans MUST NOT be separated or mixed up. The motor/ fan units are dynamically balanced and
MUST remain together.
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