Loader Bobcat 773. Manual - part 78

STARTER (DENSO) (Cont’d)

No Load Test

The following test should be done after reassembling the
starter:

Clamp the starter in a vise. Using a 12 volt battery and
ammeter, connect the positive wire of the battery, and the
ammeter to the terminal [A]. Connect the negative wire
tot he starter body. Using a jumper wire, connect the 50
terminal to the main terminal.

The starter should show smooth and steady rotation
immediately after the pinion is engaged, it should draw
less than the specified current.

Service Limit – 220 Amp. Maximum Draw

Assembly

Clean all parts and apply high temperature grease to the
armature bearing, return spring, steel ball, over running
clutch, and idler gear rollers.

Install the switch plunger (Item 1) [B], gasket (Item 2) [B]
and cover (Item 3) [B] on the switch housing.

Install the bolts (Item 1) [C].

Install the washer (Item 1) [D] on the idler gear shaft.

A

B–14440

50

M.T.

Ammeter

Starter

C

N–15150

1

1

D

N–15169

1

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B

N–15151

1

2

3

STARTER (DENSO) (Cont’d)

Assembly (Cont’d)

Install the rollers (Item 1) [A] in the retainer (Item 2) [A].

Install the roller/retainer assembly (Item 1) [B] on the idler
gear shaft.

Install the idler gear (Item 1) [C] over the retainer.

Install the spring (Item 1) [D] in the magnetic switch
housing.

A

N–15007

1

2

C

N–15153

1

D

N–15167

1

773 BICS Loader

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B

N–15152

1

STARTER (DENSO) (Cont’d)

Assembly (Cont’d)

Install the spring (Item 1) [A] over the pinion shaft (Item
2)  [A]. Install the pinion shaft (Item 2) [A] in the over
running clutch (Item 3) [A].

Stand the clutch assembly on end.

Install the spring (Item 1) [B] and spring seat (Item 2) [B]
on the pinion shaft.

Install the pinion (Item 1) [C] and retainer (Item 2) [C] on
the pinion shaft.

Press down on the pinion (Item 1) [C] and install the snap
ring (Item 3) [C] on the pinion shaft.

Pull the retainer (Item 2) [C] over the snap ring (Item 3)
[C].

Install the O–ring (Item 1) [D] in the starter housing.

A

N–00989

2

1

3

C

N–15011

2

1

3

D

N–15166

1

–6–30–

773 BICS Loader

Service Manual

B

N–15010

2

1

STARTER (DENSO) (Cont’d)

Assembly (Cont’d)

Install the pinion shaft/over running clutch assembly (Item
1) [A] in the starter housing.

Install the ball (Item 1) [B] in the end of the pinion shaft.

Install the starter housing (Item 1) [C] on the magnetic
switch housing.

Install the bolts (Item 1) [D] in the starter housing. Tighten
the bolts to 60–104 in.–lbs. (6,7–11,8 Nm) torque.

A

N–15165

1

C

N–15163

1

D

N–15162

1

1

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B

N–15164

1