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VERTICAL CONTACT TOASTER
14
P/N 1010729 Rev. C 05/04
VERTICAL CONTACT TOASTER
15
P/N 1010729 Rev. C 05/04
Problem Possible Cause Corrective Action
Platen is hot and conveyor belts
do not move.
Toaster is installed incor-
rectly.
Perform installation and operating proce-
dures (pages 7-8).
Wiring problems. Check all electrical connections for burns,
discoloration or arcing. Replace all connec-
tions or components with damaged terminals.
Replace all damaged wiring with the same
(or higher) rated wire.
Drive motor inoperable or
incorrect conveyor drive
motor.
To check drive motor:
1. Measure resistance of motor coil. Replace
motor if coil measures either open circuit
or zero resistance.
2. Mark the drive motor sprocket and count
the turns per minute. Correct drive motor
speed is nine (9) turns per minute for VCT-
20; three (3) turns per minute for VCT-25;
one (1) turn per minute for VCT-50.
Broken drive chain or loose
sprocket.
Check drive chain for kinks, broken or bent
links or other damage. Check motor sprocket
and drive sprockets (on drive shaft); tighten
setscrew on flat of shaft if required. Check
for damaged/worn sprockets and replace as
required.
Heat shield. not installed. Install heat shield.
Conveyor belts installed
incorrectly.
Install conveyor belt to match diagram in Fig.
8 (page 11). Be sure that ends of the hooks
are facing down.
Conveyor interlock switch
not depressed.
Install heat shield. correctly.
Spring tensioner assy. or
tensioner bent or missing.
Replace spring tensioner assy(s). (29, page
22) or tensioners (4, page 24) if damaged or
loose.
Replace slide rails (40, page 24) if worn or
missing.
Conveyor belt too loose
or missing links (41 links
required when new). When
new, conveyor has 37 large
links and 4 small links.
Remove conveyor belt (page 11). Lay belt
flat and count links. Replace entire belt if
links are damaged. If conveyor belt has too
much play, it will jam. Adjust belt length as
described under Servicing Conveyor Belts
(page 11).
TROUBLESHOOTING (continued)