Seastar Solutions HA1230 User manual

MOTOR REPLACEMENT
DC Power Units, Part #HA1230
WIRE RETAINING NUT POSITIVE MOTOR
LEAD (RED)
NEGATIVE MOTOR
LEAD (BLACK)
COVER SCREWS
PHILLIPS (6)
1. Disconnect power to the DC Power Unit (located at battery or
other onboard power source).
Failure to disconnect main power lead may result in irreparable
damage to the DC Power Unit.
2. Remove the six Phillips head screws from the controller rear
cover and remove the rear cover. (See figure A1.)
3. Disconnect the motor leads from the circuit board by
removing the two Phillips head screws. (See figure A.)
4. Loosen and pull back the wire retaining nut (See figure A)
then pull the motor leads out of the electronics enclosure.
5.
Remove and discard the two motor through bolts. (See figure B.)
6. Pulling UPWARDS, remove and discard the old end cover,
motor shell, armature and bottom bearing. (See figure B.)
Figure A. Disconnecting Motor Leads.
Removing Old Motor
WARNING BEFORE starting with the following instructions, ensure that
the area is completely vented and free of fumes. Failure to do
so may result in a fire/explosion resulting in property damage,
personal injury and/or death.
The motor bottom plate (See figure B), should remain attached to
the DC Power Unit. DO NOT attempt to remove the bottom plate.
WARNING Allow sufficient time for motor to cool prior to performing the
instructions noted below.
Figure A1.
Controller Rear Cover.
CAUTION
NOTICE
INSTALLATION INSTRUCTIONS
Copy Part# 391249, Rev. C, 01/2014 Page 1 of 3
© 2006 Marine Canada Acquisition Inc. DBA SEASTAR SOLUTIONS 3831 No. 6 Road, Richmond, B.C. Canada V6V 1P6 Fax: [phone] Web: www.seastarsolutions.com

1. Install NEW gasket onto motor bottom plate (see figure C).
If NEW gasket is lost or damaged the old gasket, if not
damaged
, may be re-used.
2. Apply a small amount of the supplied thread locker to the
threads of the two motor through bolts (see figure C).
3. Confirm that the shaft key is properly seated (see figure B1)
then install replacement motor onto shaft ensuring that the
key engages.
4. Rotate replacement motor to align through bolts with old motor
bottom plate holes (approximately 9 and 3 o’clock positions).
5. Tighten motor mount bolts to 50 in/lbs.
Installing New Motor
MOTOR
THROUGH
BOLTS OLD END
COVER
& GASKET
OLD MOTOR
SHELL
OLD
ARMATURE
GASKET
MOTOR BOTTOM PLATE
(DO NOT REMOVE)
BOTTOM
MOTOR
BEARING
Figure B. Removal of Old Motor.
NOTICE
In some cases, the bottom motor
bearing (see figure B) may pull off of
the shaft and stay mounted in the
bottom motor plate. In this case
the bearing must be removed from
the bottom plate prior to installing
new motor.
NOTICE
DO NOT discard shaft key as it is
required for re-installation. If shaft key
falls out, reinstall key into keyway on
pump shaft using a dab of grease
to hold in place.
SHAFT KEY
PUMP SHAFT
Figure B1. Shaft Key location.
INSTALLATION INSTRUCTIONS
Copy Part# 391249, Rev. C, 01/2014 Page 2 of 3
© 2006 Marine Canada Acquisition Inc. DBA SEASTAR SOLUTIONS 3831 No. 6 Road, Richmond, B.C. Canada V6V 1P6 Fax: [phone] Web: www.seastarsolutions.com

6. Feed motor leads into electronics controller. DO NOT tighten
wire nut at this time.
7. Connect Red (+) and Black (–) motor leads to the positive
and negative controller terminals respectively. (See figure A.)
Torque screws to 25 in/lbs.
8. Tighten wire retaining nut hand tight.
9. Re-install controller rear cover and six cover screws.
10. Take note of old decal number on old motor shell. Clean new
motor free of residue and affix new decals (‘Identification’ and
‘Caution Hot’) included with this kit onto the new motor shell.
11. Re-connect power to DC Power Unit.
12. BEFORE operating boat. Confirm proper operation of
steering system by turning steering wheel hard over to hard
over several times.
OLD MOTOR
BOTTOM PLATE
GASKET
APPLY SMALL AMOUNT
OF THREAD LOCKER TO
THESE THREADS
REPLACEMENT
MOTOR
INSTALL DECAL
HERE
INSTALL DECAL
HERE
Figure C. Replacement Motor Installation.
NOTICE
Ensure you match the part number
of the older decal with the newer
decal (DC1000, or DC2000).
CAUTION
DO NOT reverse motor polarity or
damage to unit may result.
INSTALLATION INSTRUCTIONS
Copy Part# 391249, Rev. C, 01/2014 Page 3 of 3
© 2006 Marine Canada Acquisition Inc. DBA SEASTAR SOLUTIONS 3831 No. 6 Road, Richmond, B.C. Canada V6V 1P6 Fax: [phone] Web: www.seastarsolutions.com