4.
Apply lubricant at the top of the door catch
assembly to lubricate the internal spring. See
LUBRICATION.
Fig. 70
5.
Close the doors and check them for proper
alignment.
A.
Doors should be centered and parallel at the
top and bottom in the oven cavity opening
as outlined under DOOR ADJUSTMENT.
6.
Open right side door and view the left side catch
ball and door strike position. Ensure catch ball is
resting upon the angular surface of door strike.
Repeat on opposite door.
NOTE:
If catch ball is striking the flat surface on door
strike, shims will be required under the door catch
assembly.
NOTE:
The catch ball should make contact near the
center of door strike.
A.
If adjustment is necessary, loosen mounting
screws then slide door strike from front to
back until roller ball rests upon the angular
surface of the door strike. Tighten screws
and check operation.
B.
If proper adjustment cannot be achieved,
add shims beneath the door strike. Repeat
step 6.
NOTE:
DO NOT BEND THE DOOR STRIKE.
7.
Each oven door should open with a force of 8 to
25 pounds when pulled at the handle. The
adjustment must allow the doors to remain
closed during normal operation and allow
opening without exertion by the user.
NOTE:
The amount of tension on catch ball
determines the opening force of door.
A.
Adjust catch ball tension as follows:
1)
Turn set screw inside the catch
assembly housing
clockwise
to
increase tension on catch ball and
counterclockwise
to decrease tension
on catch ball.
Fig. 71
2)
Continue adjustment until proper door
operation is achieved.
DOOR CHAIN ADJUSTMENT
(SIMULTANEOUS DOORS)
Introduction
When the oven doors are in proper adjustment, as the
doors come together, the right door will lead the left
door in closing by about 1/4 inch. The doors will feel
like they are self closing the last ½ inch of travel.
Procedure
1.
Remove the Bottom Front Cover .
2.
Close doors and check door chain for factory
setting.
A.
Turnbuckles should be 5 to 5 ½ inches
apart.
B.
Short eye bolt should be connected to the
end of the chain that goes to the front of the
sprocket.
C.
2 links of the chain should not be engaged
at the rear of the sprocket.
D.
Chain must be tight enough that the doors
move simultaneously when opened or
closed.
VC4G & VC6G SERIES FULL SIZE CONVECTION OVENS - SERVICE PROCEDURES AND ADJUSTMENTS
F24682 Rev. D (1016)
Page 34 of 75
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