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Sawmill Operation

Hydraulic Control Operation

Sawmill Operation 60HDdoc102619 4-2

See Figure 4-2. A/DH5 Hydraulic System

See Figure 4-3. A/DH7 Hydraulic System

FIG. 4-2

FIG. 4-3

A/DH3

Front

Clamp

Up/Down

HD0185

Front

Clamp

In/Out

Rear

Clamp

Up/Down

Rear

Clamp

In/Out

Front

Clamp

Up/Down

Rear Clamp

Up/Down

Front Clamp

In/Out

Rear Clamp

In/Out

A/DH3

Clamp

Up/Down

Clamp

Up/Down

Clamp

I/II/III

In/Out

Clamp

III

Up/Down

HD0186

094970

Clamp I

Up/Down

Clamp II

Up/Down

Clamp III

Up/Down

Clamp

I/II/III

In/Out

Table of Contents4
Safety Symbols7
Section 1 Safety7
Safety Instructions8
Belt Sizes22
Blade Sizes22
- Section 2 Servicing the Sawmill23
Customer and Sawmill Identification23
- Sawmill Setup25
Section 3 Sawmill Setup25
Stationary Sawmill Setup27
- Sawmills with Cable Guide29
Portable Sawmill Setup32
Middle Track Cover35
Replacing the Blade36
Tensioning the Blade37
Tracking the Blade39
Starting the Engine (or Motor)41
- Section 4 Sawmill Operation42
Hydraulic Control Operation42
Loading, Turning and Clamping Logs46
Up/Down Operation48
Blade Guide Arm Operation49
Power Feed Operation50
Cutting the Log52
Edging53
Blade Height Scale54
Optional Cutting Procedure54
4.10 Water Lube Operation56
4.11 LT70 WIDE Lube System Operation57
4.12 Preparing the Sawmill for Towing58
- Section 5 Maintenance63
Wear Life63
Blade Guides64
- Steel Guide Blocks64
- Throat Screw66
Carriage Track, Wiper & Scrapers66
Sawdust Removal66
Drum Switches68
Vertical Mast Rails68
Miscellaneous69
Brake Adjustment70
Drive Belt Adjustment71
5.10 Up/Down System72
Charging the Battery (DC Only)74
5.12 Hydraulic System75
5.13 Power Feed77
- Section 6 Troubleshooting Guide84
Sawing Problems84
Electrical Problems86
Power Feed Problems88
Power Feed Circuit Troubleshooting90
Hydraulic Problems93
Engine/Motor and Drive Pulleys Alignment98
Power Feed Mechanical Test98
Power Feed Preliminary Test98
Power Feed Variable Feed Rate Switch Test98
6.10 Fuse Terminal Extension Stud100
6.11 Circuit Breaker Operation102
- Section 7 Sawmill Alignment103
Routine Alignment Procedure103
- Blade Installation103
- Saw Head Tilt104
- Blade Guide Arm Alignment106
- Blade Guides106
- Blade Guide Vertical Tilt Alignment110
- Blade Guide Horizontal Tilt Adjustment111
- Blade Guide Flange Spacing114
Horizontal Adjustment of Side Supports115
Vertical Adjustment of Side Supports116
- Blade Height Scale Adjustment117
Complete Alignment Procedure118
- Frame Setup118
- Blade Installation119
- Blade Wheel Alignment119
- Bed Rail Adjustment125
- Blade Guide Installation129
- Blade Guide Arm Alignment131
- Blade Guide Deflection135
- Blade Guide Vertical Tilt Alignment136
- Blade Guide Horizontal Tilt Adjustment138
- Blade Guide Flange Spacing140
- Blade Guide Level141
- Blade Disk Adjustment142
- Horizontal Alignment of Side Supports143
- Vertical Side Support Alignment144
- Clamp Stop/Stop Bolt Adjustment145
- Saw Head Tilt146
- Blade Height Scale Adjustment148
  - Section 8 Specifications149
Log Capacity149
Overall Dimensions149
Engine/Motor Specifications153
Chains154
Hydraulic System154
Lube System Specifications154
Belt Sizes155
Hydraulic Blade Tensioner Schematic155
Hydraulic Blade Tensioner Componentssawdust Extractor Specifications8-8156
- Hydraulic Information157
LT 40/70L DH Hydraulic Schematic157
Section 9 Hydraulic Information157
LT 40/70L DH Hydraulic Hoses158

Brand	Wood-mizer
Model	LT70L DH
Category	Saw
Language	English

Wood-mizer LT70L DH User Manual

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