Middleby Marshall PS629G Series, Owner'S Operating & Installation Manual

Page: 41 / 52

SECTION 4
MAINTENANCE
41
D. Conveyor Reassembly Into Oven
1. Reinstall lower end plug. Be sure to tighten the
wing screw on the end plug.
2. Lift conveyor and position it in oven as shown.
3. Reinstall the conveyor extension.
E. Checking Conveyor Belt Tension
WARNING
Oven conveyor belt must be cool when
adjusting belt. Do not adjust belt if HOT.
1. With the conveyor assembly in the oven, stand at
one end of conveyor and check tension by lifting
the conveyor belt at the center of the oven
chamber opening. The belt should not lift higher
than 1 to 2 inches (25 to 50mm) (Figure 49).
2. To loosen the belt tension, turn the idler
adjustment screws (located on the idler end of the
conveyor) counter-clockwise. To tighten tension,
turn clockwise.
3. If conveyor belt is still not under proper tension, an
entire link must be removed. Use the following
procedure “F. Conveyor Belt Link Removal” to
remove a link. If conveyor belt is under proper
tension proceed directly to “G. Attaching Drive
Chain”.
F. Conveyor Belt Link Removal
1. Using long nose pliers, an entire link can be
removed with the conveyor assembly either in or
out of the oven. Position master links at end of
conveyor as shown in Figure 50.