Edgewater Networks 240IS, Owner'S Manual

Page: 109 / 219

9-6
Selection Guide
Standard/Rear Mount Helm
Dimensions
STANDARD FRONT MOUNT HELM PUMPS
WOODRUFF KEY
(48mm)
1-7/8"
1/4" N.P.T. PORTS (4)
1/4" NC STUDS (4)
2-5/8"
(67mm)
3-7/8" (98mm)
5-7/8"(149mm)
REAR MOUNTING HELM PUMPS
3/4" STANDARD TAPER
WOODRUFF KEY
DASH SECTION
3/4" STANDARD
TAPER
BEZEL
1/4" N.P.T. PORTS (4)
FILLER PORT
4-7/16"
(113mm)
5/8" NF THREAD
3" dia
(76mm)
3" dia
(76mm)
2-5/8"
(67mm)
2"
(50mm)
6.25"
(159mm)
3.5"
(89mm)
FILLER PORT
REQUIRES 3/4" HOLE TO
BE DRILLED INTO DASH
5/8" NF
THREAD
(115mm)
4.5"
Max. steering wheel diameter 28" (711mm).
NOTICE
NOTICE
Max. steering wheel diameter 28" (711mm). Min. dash thickness 1" (25.5mm), Max. dash thickness 1.5" (38mm).
HELMS
1" straight and tapered
shafts are also available
see page 9-4 for details.
NOTICE
1" straight and tapered
shafts are also available
see page 9-4 for details.
NOTICE
ALL SeaStar helm pumps can be mounted horizontally to ver tically
and anywhere in between. In ALL cases the filler por t must be in
the uppermost position.
NOTICE