Graco 25M081, Операция

Страница: 17 / 32

Troubleshooting
3A5202G 17
Troubleshooting
1. Follow Shutdown , page 12, before checking or
repairing mixer.
Problem Cause Solution
Poor mix quality Mixing shaft configuration can
significantly affect mix quality. Reconfigure mixing shaft. Refer to Mixing
Shaft Factory Configuration , page 21, for
recommended configuration .
Buildup of cured material. Clean any debris or cured material on or
inside the motor coupler, dosing auger, mix
shaft, throat insert, or mix tube assembly.
Excessive wear on mix tube end
cap, or mixing element at the
discharge end. The Mixing Shaft Bushing needs
to be replaced. Replace mixing shaft bushing.
Aggregate is too large. Refer to Technical Specifications , page
31, for maximum aggregate size.
Motor will not run 120 V model only: The mixer has
been installed on a GFCI circuit. Check to see if a GFCI circuit is in use and
has tripped. If a GFCI circuit has tripped,
connect to an outlet with a different GFCI
model.
NOTE: Certain 120 V GFCI outlets have
been known to trip while using this product.
GFCI outlets have a range of sensitivities.
Motor controllers can cause false trips of
GFCI outlets.
The circuit breaker has tripped. Reset circuit breaker switch (EB).
Main power has turned off. Check all cord connections are secure and
voltage is correct.
Motor power cable (CA) is
disconnected. Reconnect motor power cable (CA).
Motor stalling or, failing to get to
full speed Excessive tension/friction on the
mix shaft and dosing auger. Loosen both mix tube toggle latches (FAA).
The latches are too tight if the metal frame
on the mix tube bows outwards.
Loosen the motor toggle latch if it is too tight.
Clean any debris or cured material on or
inside the motor coupler, dosing auger, mix
shaft, throat insert, or mix tube assembly.
Material in mix tube has fully or
partially cured. Follow the Shutdown procedure (page 12)
and retry.