rada DRV40 - Common Fault: Water Leaking from DRV40; Checking Connections, Seals, and Drain Plug; DRV Body Failure and Replacement

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Problem: “Water leaking from DRV40...”
Check drain plug
Check drain plug and seal for wear and / or
damage. Make sure drain plug and seal are
tted and tightened adequately. If problem
persists, replace both plug and seal.
Check inlet and outlet connections
Check inlet and outlet thread joints. Check
a correct seal has been made with PTFE
thread sealing tape or liquid sealant. Oil-
based, non-setting joint compounds should
not be used.
DRV body failure
DRV40 replacement required.
Check all DRV seals
Check all internal seals for wear and / or
damage. Clean and ret seals. If problem
persists, replace seals. Only use silicone
based lubricants on rubber seals in
cartridge.