Trouble Shooting

Before performing individual component test, check following tables for possible cause of system malfunction.

MOTOR/PUMP INOPERATIVE

Possible Sources	Action(s) To Take
Fused Burned Out	Replace Fuse. If Fuse Blows Again, Check For Short
Loose Electrical Connectors	Secure Connections At Motor/Pump
Worn Or Damaged Switch	Replace Switch
Worn Or Damaged Motor	Replace Motor

AIR WILL NOT FILL LUMBAR SUPPORT BAG

Possible Sources	Action(s) To Take
Loose Air Line Connections	Secure All Connections As Necessary
Cuts In Air Hoses Or Tubes	Service Or Replace As Necessary
Kinked Air Hoses Or Tubes	Route Hoses Or Tubes As Necessary
Worn Or Damaged Switch	Replace Switch
Worn Or Damaged Lumbar Support Bag	Replace Lumbar Support Bag
Worn Or Damaged Pump	Replace Pump

AIR FILLS LUMBAR SUPPORT BAG BUT WILL NOT HOLD AIR PRESSURE FOR EXTENDED LENGTH OF TIME ⁽¹⁾

Possible Sources

Action(s) To Take

Improper Tube/Hose Connections

Properly Connect All Hoses

Worn Or Damaged Switch (Leaking)

Replace Switch

Worn Or Damaged Lumbar Support Bag (Leaking)

Replace Lumbar Support Bag

⁽¹⁾	The longer nipple on the switch (located at the center of the switch body) should always be connected to the hose leading to the lumbar support. The shorter nipple on the switch body connects to the air pump outlet. If this order is reversed, the lumbar bag will not hold air pressure.