3 Way Terminal
Switch
Off
On - Automatic
Brown and white
wire
Whale®
Sump Box
10. MAINTENANCE
This Whale® Shower Sump System is designed only to require minimal maintenance.
WARNING - Before servicing, disconnect power and drain system.
Optimal performance
• Regularly remove motor housing and inspect and clean filter to be sure that it is not being blocked by debris.
Annual Checks
• Whale advises that the boat's plumbing system must be checked at least annually for leaks and obstructions. Also a
pump electrics test is advisable. Ensure that the electric test is completed by a qualified electrician/ technician.
11. WINTERIZING
NOTE - Fully drain system for winterizing.
Whale does not guarantee warranty if the system is not fully drained for winterizing.
12. TROUBLESHOOTING
PROBLEM
Pump runs but does
not pump water / pump
pulses
Pump does not run
Pump continuously
runs
Motor speed variation
when running dry
13. PATENTS AND TRADEMARKS
Whale®, is a registered trademark of Munster Simms Engineering Limited, Bangor Northern Ireland trading as Whale®.
14. DECLARATION OF CONFORMITY, STANDARDS, APPROVALS
This product complies with all relevant European directives and standards. Please contact Whale® if further details are
required.
Declaration no.: EU- MSE032-000
We the undersigned:
Name of manufacturer:
Address:
Country:
Declare under our sole responsibility that the following apparatus:
Product description:
Model name:
Product codes:
Brand name:
Fuse
On - Manual Override
Brown wires with
yellow crimp
Black Wire
POSSIBLE CAUSES
Hose may have
blockage or airlock
Remove pump housing from base. Remove debris from chamber and
Impeller may be
impeller. Ensure that the impeller is firmly attached to shaft and is not
restricted
Blown fuse
Dirt on sensor
Munster Simms Engineering Ltd
2 Entreprise Road, Bangor, Co Down, BT19 7TA
United Kingdom
Grey Waste Sump Box
Whale
GW0500(B), GW0950(B) and GW0954(B)
Whale
Figure 3 - Typical Wiring
Battery
POTENTIAL SOLUTION
Clear the hose of any blockages and ensure that outlet hose runs
upward to the thru-hull connector, with no dips
Ensure electrical connections and fuse are waterproof and have not
Wipe sensor clean
Normal operation
4
cracked or broken
loosened