Grizzly G0633/G0634 owner manual Service, Troubleshooting, Motor & Electrical, Table Jointer

SECTION 7: SERVICE

Review the troubleshooting and procedures in this section to fix or adjust your machine if a problem devel- ops. If you need replacement parts or you are unsure of your repair skills, then feel free to call our Technical Support at (570) 546-9663.

Troubleshooting

Motor & Electrical

Symptom					Possible Cause		Possible Solution
Motor will		not	start		1.	Emergency off button depressed.	1.	Rotate clockwise until it pops out/replace.
or fuses		or circuit			2.	Short circuit in line cord or plug.	2.	Repair or replace cord or plug for damaged insula-
breakers blow.								tion and shorted wires.
					3.	Start capacitor is at fault.	3.	Replace start capacitor.
					4.	Thermal protection circuit breaker amper-	4.	Unplug machine, open magnetic switch cover, turn
						age is set too low or motor is at fault.		amperage dial on Thermal Protection Circuit Breaker
								to a higher amperage setting. If switch is maxed out,
								replace motor.
					5.	Open circuit in motor or loose connections.	5.	Inspect all lead connections on motor for loose or
								open connections.
Motor fails to devel-					1.	Motor run capacitor at fault.	1.	Replace run capacitor.
op full	power			or	2.	Motor overloaded during operation.	2.	Reduce cutting load; take lighter cuts.
motor	decreases				3.	Air circulation through the motor restricted.	3.	Clean out motor to provide normal air circulation.
rapidly	with		load,		4.	Motor overloaded during operation.	4.	Reduce cutting load; take lighter cuts.
overheats, or stalls.					5.	Thermal protection circuit breaker amper-	5.	Unplug machine, open magnetic switch cover, turn
						age is set too low or motor is at fault.		amperage dial on Thermal Protection Circuit Breaker
								to a higher amperage setting. If switch is maxed out,
								replace motor.
					6.	Short circuit in motor or loose connections.	6.	Repair or replace connections on motor for loose or
								shorted terminals or worn insulation.
					7.	Circuit breaker tripped.	7.	Install correct circuit breaker; reduce number of
								machines running on that circuit.
Cutterhead slows or					1.	V-belt loose.	1.	Tighten V-belt (Page 34).
squeals	when			cut-	2.	V-belt worn out.	2.	Replace V-belt (Page 34).
ting, especially				on
start-up.
Loud	repetitious				1.	Pulley set screws or keys are missing or	1.	Inspect keys and set screws. Replace or tighten if
noise coming			from			loose.		necessary.
machine.					2.	V-belts are damaged.	2.	Replace V-belts (Page 34).
					3.	Motor fan is hitting the cover.	3.	Adjust fan cover mounting position, tighten fan, or
								shim fan cover.

Table (Jointer)

Symptom	Possible Cause		Possible Solution
Tables are hard to	1.	Table gibs are too tight.	1.	Adjust table gibs (Page 49).
adjust.
Tables do not lock.	1.	Table lock levers too high or too low.	1.	Adjust lock nuts and bolts.
G0633/G0634 Jointer/Planer Combo Machine				-37-