Graco QUANTM i30 Instructions Manual page 31

Problem
Equipment stalled, will not
cycle
Reduced performance
Air bubbles in fluid
Fluid leaking from lower
ports on the equipment or
fluid on the floor.
Equipment suddenly stops
operating or shuts down.
* A leak sensor is not provided with the equipment. Accessory kits are available (purchase separately). See Related Manuals,
page 2.
‡
Do not modify or repair explosion proof joints.
Modifying explosion proof joints will invalidate the
Hazardous Location Certification of the equipment
and may produce an explosion hazard.
3A8572B
Cause
Fluid line clogged or valves closed.
Motor or controller wired improperly.
Leak sensor tripped.
Fluid line clogged.
Checks are sticky or leaking.
Diaphragm (or backup diaphragm, if
applicable) ruptured.
Fluid line is loose.
Diaphragm (or backup diaphragm, if
applicable) ruptured.
Loose manifolds.
Damaged seats or seals.
Loose diaphragm shaft fastener.
Loose diaphragm shaft fastener.
Diaphragm rupture. Leak in the equipment.
Ground fault circuit interrupter (GFCI)
tripped.
Poor supply power.
Exceeded operational parameters.
Leak sensor* alert. Leak detected in the
equipment.
The leak sensor* disconnected.
Solution
Inspect; clear.
Open valves downstream of the
equipment.
Wire per instructions in your related motor
manual. See Related Manuals, page 2.
Check diaphragm for rupture or incorrect
installation. Repair or replace.
Inspect; clear.
Clean or replace.
Replace.
Tighten.
Replace.
Tighten manifold fasteners or clamps.
Replace seats or seals.
Tighten.
Tighten.
Replace.
Remove controller from the GFCI circuit.
Check connections. Determine and fix the
source of the problem with the supply
power.
See Troubleshoot LED Indicator Event
Errors, page 26, for event codes.
Check the diaphragm for rupture or
incorrect installation. Repair or replace.
Ensure the leak sensor is properly
installed. See your related leak sensor
manual.
Troubleshooting
31