
10
10
TROUBLESHOOTING
Units requiring extensive repairs may be returned to the
Millville, NJ oce for overhaul. Instructions, including name,
address and phone number MUST accompany returned units
to ensure proper handling.
See additional FAQ's at:
www.raritaneng.com/tech-support/faq
Water not being drawn in
• Check Ball Stuck
Shuto seacock and remove intake hose
Using an eraser end of pencil be sure check ball is
moving freely
• Debris lodged in intake valve body
Check and clean valve body
• Piston O-ring worn
Replace Piston O-ring
• Inlet valve in wrong position
Inlet valve should only rotate 1/4 turn
Leak around piston sha
• Cartridge seal worn
Replace cartridge seal
Inspect and replace piston shaft if scored
Water accumulates in the bowl too fast
• Flapper valve not seated properly
Close intake valve and pump dry - clean or repalce
apper valve as necessary
• Joker valve not closing or opening properly
Clog or restriction in discharge line
Close intake valve and pump dry - clean or replace
joker valve as necessary
Not enough water to rinse bowl
• Intake valve positioned improperly
Be sure inlet knob only turns 1/4 see g. #3
• Debris around intake or discharge check balls
Remove check balls, clean and replace as necessary
• Scored pump housing or worn piston "O" ring
Inspect inside of housing replace "O" ring and
housing as necessary
• Intake line or strainer clogged
Clean line and strainer
Water rises in bowl
• Vented loop(s) not breaking siphon
Close discharge seacock, then intake seacock to
determine which is causing the problem. Clean or
replace vented loop(s) parts.
• Joker valve worn
Inspect, clean or replace as needed
Odor comes from head area when ushed
• Marine vegetation lodged in bowl
Remove bowl and attach pressure water at spud assy.
Install strainer in intake line
• Intake water is foul (most common in salt and brackish)
Install Knocks Out Odors Kit (KO2) to help deodorize
intake water
• Back pressure from holding tank
Tank full or vent clogged, inspect and clean
• Permeated discharge hose
rub with warm damp rag if smell transfers to rag
replace hose
Electric motor labors or manually hard to pump
• Low voltage at motor while running
Check condition of batteries, terminals and wire
connections for corrosion. Check gauge of wire
to be sure it is not undersized.
• Holding tank vent clogged or tank full
Clean holding tank vent or empty tank
• Discharge line obstructed
Test by putting a short piece of hose on discharge
tting and pump into bucket if OK then - Check
thru-hull tting and hose for clog
• MSD Clogged
Test as above if OK - then see the MSD instruc-
tion manual
• Discharge seacock closed
Open discharge seacock
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