Yanmar 4LHA-HTP User Manual

Chapter 9 Electrical System
3. Starter Motor
4LHA Serit
5 Maintenance standard
Model
S13-41A
Brush
Standard spring load
N (kgf)
31.4 (3.2)
Brush
Standard height
mm (in.) 18 (0.7087)
Brush
Wear limit
mm (in.)
7 (0.2756)
Magnetic switch
Series coil resistance
O
0.33 at 20
o
C (68°F)
Magnetic switch
Shunt coil resistance
O 0.7 at ZCC (68°F)
Commutator
Outside diameter
Maintenance standard
mm (in.)
38 (1.4961)
Commutator
Outside diameter
Wear limit
mm (in.)
36.6 (1.4409)
Commutator
Deflection
Repair limit
mm (in.)
0.1 (0.0039)
Commutator
Deflection
Repair accuracy
mm (in.)
0.05 (0.0020)
Commutator
Mica undercut
Maintenance, standard
mm (in.) 0.2 (0.0079)
Commutator
Mica undercut
Repair limit
mm (in.)"
0.5 -0.8 (0.0197-0.0315)
Standard dimension
Armature shaft diameter
Front side
mm (in.)
25 (0.9843)
Standard dimension
Armature shaft diameter
Rear side
mm (in.)
12 (0.4724)
Standard dimension
Armature shaft diameter
Repair limit
Front side
mm (in.)
24.90 (0.9803)
Standard dimension
Armature shaft diameter
Repair limit
Rear side
mm (in.)
11.90 (0.4685)
Standard dimension
Armature shaft diameter
Deflection
mm (in.) below 0.08 (0.0031)
Standard dimension
Pinion sliding section
Shaft diameter
mm (in.) 13.950-13.968 (0.5492-0.5499)
Standard dimension
Pinion sliding section
Hole diameter
mm (in.) 14.03-14.05 (0.5524-0.5532)
Standard dimension
Gear case
Shaft diameter mm (in.)
13.950-13.968 (0.5492-0.5499)
Standard dimension
Gear case
Hole diameter
mm (in.) 14.0-14.018 (0.5512-0.5519)
3-11

Yanmar 4LHA-HTP Specifications

General

Brand	Yanmar
Model	4LHA-HTP
Category	Engine
Language	English