GE PNRQ21LRB Before you call for service…, Troubleshooting Tips, Problem, Possible Causes

Before you call for service… ge.com

Troubleshooting Tips

Save time and money! Review the charts on the following pages first and you may not need to call for service.

Problem	Possible Causes	What To Do
Water has air bubbles	Air in system after installation.	• Will go away after it runs for a while.
and is cloudy
Amber “FILTER” light	Six months or 900 gallons	• Replace the prefilter, postfilter and battery in the
on the faucet base	of product water usage has	faucet base.
is flashing	occurred. This is the maximum
	life of the prefilter and postfilter.
Amber “RO” light	Low usage of Reverse Osmosis	• Open the RO water faucet and allow system to drain.
flashing. NOTE:	product water.	Close the RO water faucet and allow the system to
Disregard initial or		regenerate the water supply.
occasional short periods
of this flashing light	The Reverse Osmosis	• Replace the Reverse Osmosis cartridge and flow control.
	cartridge is no longer
	removing the required amount
	of Total Dissolved Solids.
	Water supply to the Reverse	• Increase water pressure, precondition the water, etc.,
	Osmosis system not within	as needed to conform before doing maintenance on
	specifications.	the Reverse Osmosis system.
	It takes 25 seconds or light flashes	• Normal operation. See description of operation on
	for RO light to switch to OK light	page 14.
	with good filtered water.
Indicator lights on faucet	Faucet base leadwire not	• Connect.
base not working	connected to the electronics
	board lead wire.
	Battery installed incorrectly	• Observe orientation markings on page 14 and install
	or expended.	correctly. Replace battery if old.
	Leadwires damaged.	• Inspect and repair as needed.
	Battery is dead.	• Use new CR2032, 3-volt battery.
Amber “FILTER” light ON	Electronics not fully reset when	• Remove battery for 90 seconds, then reinstall.
after filter and battery	battery was replaced.
replacement

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