Maximum pipe length is 3m
from gulley to pump. Pipe from
gulley to pump must be in 15mm.
MIN 1:40 FALL (Do not use 22mm pipework for
electric showers. This will increase gulley noise.)
GULLEY
3M (MAX)
TRAY
15MM DIA PIPE
USE ONLY 22MM
PIPE ON THE
P
UMP OUTLET
0.2 M (MIN)
0.4 M (MAX)
F
ORMED
BEND
1M (MAX)
WASTE PIPE
HORIZONTAL TO WASTE PIPE
TO INCREASE PUMP LIFE ENSURE THAT 32mm ( 1
1
/4
")
or 40mm (1
1
/2
") PIPE IS USED WITH A GRAVITY
FALL WHERE THE PIPE LENGTH IS GREATER THAN 1M.
IF LESS THAN 1M USE 22MM PIPE
W
ARNING
WARNING
• The Whale
®
pump is IP45 compliant. Locate pump in
accordance with BS7671: 2008 Part 7 (17th Edition).
The pump may be installed in bathroom zones 1, 2 or 3.
• Maximum flow rate 8 ltrs per min.
• Unit and Flow Sensors MUST BE ACCESSIBLE AFTER INSTALLATION.
• Use slow radius bends where possible. Full size elbows are acceptable,
not stem or Male/Female elbows. Where possible avoid attaching elbows
directly to the pump.
• Inserts MUST NOT be used with plastic pipe.
• Please use the push fit fittings supplied with the kit. Ensure the pipe
is pushed fully home into the fittings and secured by the 'twist lock'.
Use silicon spray to aid pipe insertion in order to prevent the 'O' ring
being displaced or rolled.
• Ensure pipe edges are score free. Do not use a hacksaw to cut pipe.
• Use one vertical lift to the pump and one vertical rise from the pump.
Pipework must be secured.
0.5 M
(MAX)
5
Fig 1.1
Plumbing Specification