A.J. Antunes & Co VCT-20 9200560 - Manual (Page 14)

VERTICAL CONTACT TOASTER
14 P/N 1010729 Rev. G 09/13
Problem Possible Cause Corrective Action
Platen is hot and the Conveyor
Belt chains are not rotating.
Toaster is installed incorrectly. Refer to the Installation and Operation sec-
tions of this manual for proper installation and
operating procedures.
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 the Drive Chain for kinks, broken or
bent links, or other damage. Check the 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 or
installed incorrectly.
Install the Heat Shield so that it activates the
Conveyor Interlock Safety Switch.
Conveyor Belt chains
installed incorrectly.
Install the Conveyor Belt chains according to
the Maintenance Section of this manual. Be
sure that ends of the hooks are facing down.
Conveyor Interlock Safety
Switch is not activated.
Install the Heat Shield so that it activates the
Conveyor Interlock Safety Switch.
Spring Tensioner Assembly or
Tensioner bent or missing.
Replace the Spring Tensioner assembly(s)
(item 29, page 22) or Tensioners (item 4, page
24) if damaged or loose. Replace the Slide
Rails (item 40, page 24) if worn or missing.
Conveyor Belt chains too
loose or missing links (41
links required when new).
When new, conveyor has 37
large links and 4 small links.
Adjust or replace the Conveyor Belt chains
according to the Maintenance section of this
manual.
TROUBLESHOOTING (continued)