GE 000 gpd to 288 manual Symptom, continued, Machine not operating, Possible Causes, Remedies

TROUBLESHOOTING

SYMPTOM	POSSIBLE CAUSES	REMEDIES
Declining rejection (high	O-ring seal broken or dam-	Replace O-ring, check the
permeate conductivity)	aged	sealing surfaces on the
(continued)		O-ring groove, intercon-
		nectors and end caps.
		Replace damaged parts.
	Change in incoming water	Open the concentrate valve
	quality	and flush. Test the water
		for pH, hardness, TDS, and
		iron content. A water
		analysis should be sent to
		GE Osmonics for review.
	Inaccurate conductivity moni-	Calibrate the monitor with
	tor or fouled probe	a DS standard solution or
		check the readings with
		another conductivity meter.
		Replace or clean the probe.
		Check the connections
		between the probe and
		monitor.
Machine not operating	Pressurized storage switch or	Check the permeate back
	float switch has cut power to	pressure or position of float
	machine	in the storage tank.
	External control or permeate	Check for proper orienta-
	purge control contacts have	tion of control contacts.
	shut machine down	Restart machine manually
		or wait for automatic start-
		up.

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