Taylor 810 Series Original Service Instructions page 64

TROUBLESHOOTING
Problem
19. The display reads "HOME SWITCH
NOT SEEN. CLAM ITEMS BLOCKED.
CALL SERVICE."
This fault will display when the platen
moves to Home, but the Home switch
stays open.
The platen is going Home, but the 
control does not detect the Home
switch closing. The grill appears to
operate normally.
3
20. The display reads "HOME SWITCH
STUCK ON. CLAM ITEMS BLOCKED.
CALL SERVICE."
3-6
Probable Cause
a. The Home switch has failed, Home
switch is out of position, or wire 
connections are faulty.
b. If the Home switch and wiring are
good, the motor control board may be 
defective.
c. Defective stepper motor.
d. Defective stepper motor harness.
e. Broken platen cable.
a. Defective Home switch.
b. Defective motor control board.
c. Defective stepper motor.
d. Defective stepper motor harness.
Model 810, 812, 820, 822, 828 Series
Remedy
a. Inspect the wire connections at the
Home switch and the motor control
board. Secure or replace loose
connections.
Inspect the Home switch harness
and test for continuity through the
wire and the switch. With the 
digital multimeter connected, 
manually open and close the
switch. Replace or reposition the
Home switch.
b. Replace the motor control board.
c. Replace the stepper motor.
d. Replace the stepper motor 
harness.
e. Replace the platen cable.
a. Replace the Home switch.
b. Replace the motor control board.
c. Replace the stepper motor.
d. Replace the stepper motor 
harness.
Troubleshooting