woodmizer D17 Guide

WARNING! Read and understand this
manual before using this machine.
!
D17/18 Engine
Safety, Operation, Maintenance
& Parts Manual
007334 Engine Module, LT15D17 revA-F
Safety is our #1 concern!
April 2010
Form #1631
Used with:
LT15D18 (OBS) rev. E6.05 - E7.00
LT15D17 rev. E7.01- E8.13
LT15D17W rev. A1.00 - A1.14
D18 engines were re-designated D17 on
11/12/2013 per ECN 19807 to match the actual
rating of the engine.

Active Patents assigned to Wood-Mizer, LLC
Wood-Mizer, LLC has received patents that protect our inventions which are a result of a dedication to
research, innovation, development, and design. Learn more at: woodmizer.com/patents
©2022 Wood-Mizer LLC
Printed in the United States of America, all rights reserved. No part of this manual may be reproduced in any form by any
photographic, electronic, mechanical or other means or used in any information storage and retrieval system without
written permission from
Wood-Mizer, LLC
8180 West 10th Street
Indianapolis, Indiana 46214
California
Proposition 65 Warning
WARNING:
Breathing gas/diesel engine exhaust exposes you to chemicals known to
the State of California to cause cancer and birth defects or other reproductive harm.
Always start and operate the engine in a well-ventilated area.
If in an enclosed area, vent the exhaust to the outside.
Do not modify or tamper with the exhaust system.
Do not idle the engine except as necessary.
For more information go to www.P65warnings.ca.gov.
WARNING: Drilling, sawing, sanding or machining wood products can expose you to
wood dust, a substance known to the State of California to cause cancer. Avoid inhaling
wood dust or use a dust mask or other safeguards for personal protection.
For more information go to www.P65Warnings.ca.gov/wood.

Table of Contents Section-Page
Table of Contents WM doc 2/21/22 iii
SECTION 1 ABOUT THIS MANUAL
SECTION 2 OPERATION
2.1 Starting The Engine ............................................................................... 2-1
SECTION 3 MAINTENANCE
3.1 Safety ..................................................................................................... 3-1
3.2 Battery.................................................................................................... 3-1
3.3 Air Filter & Pre-Cleaner ........................................................................ 3-1
3.4 Fuel Filter............................................................................................... 3-2
3.5 Miscellaneous Maintenance................................................................... 3-2
SECTION 4 REPLACEMENT PARTS
4.1 Fuel Tank ............................................................................................... 4-1
LT15 Rev. E8.08+ .....................................................4-1
LT15W Rev. A1.08+ .....................................................4-1
4.2 Fuel Tank ............................................................................................... 4-2
LT15 Rev. E6.05 - E8.07 ...........................................4-2
LT15W Rev. A1.00 -A1.07 ............................................4-2
4.3 Engine Assembly ................................................................................... 4-3
4.4 Throttle/Clutch Assembly ...................................................................... 4-5

1
1-1 WM doc 2/21/22
SECTION 1 ABOUT THIS MANUAL
This manual is provided as a supplement to the equipment manufacturer’s manuals.
This manual provides information specific to the use of this equipment on the Wood-Mizer® sawmill. Refer to the sawmill oper-
ator’s manual and manufacturer's manual before attempting to operate this equipment.
IMPORTANT! Read the sawmill operator’s manual and engine manufacturer’s manual for
instructions and safety precautions before operating this equipment.
The information and instructions given in this manual do not amend or extend the limited warranties for the equipment given at
the time of purchase.

Operation
Starting The Engine 2
Operation WM doc 2/21/22 2-1
SECTION 2 OPERATION
2.1 Starting The Engine
DANGER! Ensure the blade is disengaged and all persons are out of the path of the
blade before starting. Failure to do so will result in death or serious injury.
DANGER! Operate your engine only in well ventilated areas. The exhaust gases of
your engine can cause nausea, delirium, and potentially death unless adequate venti-
lation is present.
DANGER! Never operate an engine with a fuel or oil leak. This is a fire hazard.
WARNING! Do not operate engine without proper and operational spark arrester/muf-
fler. Sparks emitted from the engine exhaust could ignite surrounding materials, caus-
ing serious injury or death.
See the engine manufacturer’s manual for lubricating oil recommendations.
Use #2 or better quality diesel fuel for above freezing starting.
Use a #1 quality diesel fuel for below freezing starting.
Turn the key switch to the start (#2) position and release.
ENGINE SHUTOFF
Turn the key switch to the off (#0) position.

Maintenance
Safety
3
3-1 WM doc 2/21/22 Maintenance
SECTION 3 MAINTENANCE
Refer to the manufacturer’s manual for maintenance intervals and procedures unless otherwise instructed in this manual. Fol-
low the manufacturer’s recommendations for dusty conditions.
NOTICE This manual only provides information about additional procedures or proce-
dures to be performed at different time intervals than found in the manufacturer's manu-
als. Refer to the manufacturer's manual for complete maintenance instructions.
WARNING! Clean sawdust from all guards, vents, control boxes, or any
area where sawdust may gather after every shift. Failure to do so may
result in fire, causing death or serious injury.
3.1 Safety
Use caution when performing maintenance or service to the engine.
DANGER! Take proper protective measures against rotating shafts, pulleys, fans, etc.
Ensure loose clothing or long hair does not engage rotating members.
DANGER! Do not touch or perform service functions on a hot engine. Allow the engine to
cool sufficiently before beginning any service function. Hot engine components will cause
serious burns.
WARNING! Remove the blade before performing any engine service.
WARNING! Wear eye, hand, and foot protection equipment when performing service
functions.
3.2 Battery
Check the battery electrolyte level every 50 hours of operation. See manufacturer’s manual for instructions.
DANGER! Batteries expel explosive gases.
Keep sparks, flames, burning cigarettes, or other ignition sources away at all times.
Wear a face shield when working on batteries.
WARNING! Battery posts, terminals and related accessories contain lead and lead com-
pounds. Wash hands after handling.
3.3 Air Filter & Pre-Cleaner
WARNING! Always wear proper and necessary safety equipment when performing ser-
vice functions. Proper safety equipment includes eye protection, breathing protection,
hand protection and foot protection.
Service the pre-cleaner every four hours of operation by gently shaking excess sawdust and debris from the foam piece.

Maintenance
Fuel Filter 3
Maintenance WM doc 2/21/22 3-2
Clean the air filter (air cleaner element) and pre-cleaner (element wrapper) every eight hours of operation.
Replace the air filter (cleaner) every 200 hours of operation.
Replace the pre-cleaner (element wrapper) every 2000 hours of operation.
See the engine manual for further instructions.
3.4 Fuel Filter
Replace the fuel filter every 100 hours of operation or as required for engine performance.
3.5 Miscellaneous Maintenance
CAUTION! Do not remove the plug wire to check for electrical spark. Damage to the igni-
tion circuit may result.
Inspect the spark plugs every 100 hours of operation. Remove any deposits and adjust gap if necessary. See engine manual
for further information.
Clean and inspect the spark arresters every 50 hours of operation. Replace if damaged.
Review the manufacturer's manual for maintenance intervals.

Replacement Parts
Fuel Tank
4
4-1 WM doc 2/21/22 Replacement Parts
SECTION 4 REPLACEMENT PARTS
4.1 Fuel Tank
LT15Rev. E8.08+
LT15WRev. A1.08+
REF DESCRIPTION (♦ Indicates Parts Available in Assemblies Only) PART # QTY.
TANK ASSEMBLY, 5 GALLON DIESEL 074828 1
1Weldment, Fuel Tank Tray 103802 1
2Cover, Fuel Tank 103867 1
Tank, 5 Gallon Low Pro Diesel 103928 1
3Cap, Fuel Tank Diesel 080185BE 061257 1
4Fitting, Pick-Up/Tube Diesel 468871A 061255 1
5Grommet, Shut Off 046881 061250 2
6Fitting, Return/tube Diesel 468489 061256 1
7Bolt, 5/16-18 x 3/4” Hex Head w/Flat&Lock Washer F05006-101 4
8Bolt, 3/8-16 x 3” Hex Head Grade 5 F05007-73 2
9Nut, 3/8-16 Hex Nyloc F05010-10 2
10 Washer, 3/8” Flat SAE F05011-3 2
Hose, Fuel 5/16" EPA 15G CARB R02423-3 8 Ft.
Hose, Fuel 1/4" EPA 15G CARB R02423-2 8 Ft.
Clamp, 7/32in-5/8in Hose P649 2
Clamp, 1/2EMT Coated P07584 1
1
2
3
4
5
6
7
8
9
10
150245B

Replacement Parts
Fuel Tank 4
Replacement Parts WM doc 2/21/22 4-2
4.2 Fuel Tank
LT15Rev. E6.05 - E8.07
LT15WRev. A1.00 -A1.07
REF DESCRIPTION (♦ Indicates Parts Available in Assemblies Only) PART # QTY.
TANK ASSEMBLY, 5 GALLON DIESEL A12132 1
1Tank, 5 Gallon Fuel P12166 1 
2Pickup, 9" Fuel P12172 2
3Cap, 3/5 Gallon Fuel Tank P09683 1
4Fitting, 1/4” NPT Male Quick Disconnect 015583 1
5Fitting, Female Quick Disconnect Barb 015582 1
6Fitting, 1/4" NPT Plastic Female Disconnect P12175 1
7Fitting, 1/4” Barb Plastic Male Disconnect P12176 1
8 CLAMP, 7/32”-1/2” HOSE P649 4
9 HOSE, 5/16” FUEL LINE 016338 7 Ft
10 HOSE, 1/4” ID FUEL P642 9.3 Ft
1
2
2
3
6
7
8
5
10
10
10
10
9
150137-4C
4

Replacement Parts
Engine Assembly
4
4-3 WM doc 2/21/22 Replacement Parts
4.3 Engine Assembly
REF DESCRIPTION (♦ Indicates Parts Available in Assemblies Only) PART # QTY.
Engine Assembly, LT15 18HP Diesel 007333 1
1Engine, 18HP Kohler Diesel Model KDW702 007332 1 
2Filter Assembly, Kohler #ED0037004550-S 007401 1
Filter, Kohler Secondary Air #ED0021751250-S 007613 1
Filter, Kohler Primary Air #ED0021751240-S 007408 1
Motor, Kohler Starter #ED0058402240-S 007614 1
Alternator, Kohler 65A #ED0011572700-S 065408 1 1
Belt, Kohler Fan #ED0024403160-S 06540911
Filter, Kohler/Lombardini Oil #ED0021752830-S 061187 1
Filter, Kohler/Lombardini Fuel #ED0021752880-S 061188 1
Switch Kit, Oil Pressure w/Gasket 014557 1
Switch, Diesel Fuel Shut-Off 014279 1
Pump, Diesel Fuel 014289 1
Plug, Diesel Glow 014278 2
3Bracket, Air Filter Mount 074939 1
4Bolt, 5/16-18 x 1 1/4” Hex Head Full Thread F05006-18 2
5Washer, 5/16” SAE Flat F05011-17 4
6Nut, 5/16-18 Self-Locking Hex F05010-20 2
1
3
2
4
5
5
6
7
8
9
8
7
10
11
12
13
14
15
16
17
18
20
21
22
19
23
25
26
27
28
29
30
30
34
38
39
40
40
41
42
35
36
37
150174-4
24
31
32
33

Replacement Parts
Engine Assembly 4
Replacement Parts WM doc 2/21/22 4-4
7Clamp, 2 1/2” Hose P09895 4
8Elbow, 90° x 2” ID Rubber 007394 2
9Tube, 1 3/4” ID x 2” OD x 4” 007395 1
10 Cable, LT15 D18 007392 1
11 Guard Weldment, D18 Radiator 007465 1
12 Washer, 1/4” SAE Flat F05011-11 6
13 Washer, 1/4” Split Lock F05011-14 6
14 Bolt, M6 x 1.0 x 16mm Hex Head F05004-219 6
15 Bracket Weldment, Rear D18 Mount 007427 1
16 Bolt, M12 x 1.75 x 20mm Hex Head Full Thread F05004-251 2
17 Washer, 3/8” SAE Flat F05011-3 8
18 Bolt, 3/8-16 x 1 1/4” Hex Head Grade 5 F05007-123 4
19 Nut, 3/8-16 Hex Nylon Lock F05010-10 4
20 Bracket, D18 Front Mount 007426 1
21 Bolt, 5/16-18 x 1” Hex Head Grade 5 F05006-27 2
22 Nut, 5/16-18 Hex Nylon Lock F05010-58 2
23 Shaft, Diesel Engine Drive 014024 1
24 Washer, 10mm Split Lock F05011-88 8
25 Bolt, M10-1.5 x 24mm Hex Head Grade 8.8 F81003-11 8
26 Sheave, 3V5.6 x 2-SH 047742 1
27 Bushing, SH - 1 9/16” 007338 1
28 Guard Weldment, Motor Pulley 007336 1
29 Cover, Engine Pulley Guard 007344 1
30 Bolt, 1/4-20 x 3/4” Hex w/Conical Washer Head F05005-134 4
31 Fitting, M18 x 3/8” NPT Adapter 065163 1
32 Hose, 3/8” NPT x 9 5/8” Rubber P10082 1
33 Fitting, 3/8” Galvanized Pipe Cap P04332 1
34 Belt, 2/3VFL900 Drive 047751 1
35 Support Weldment, Drive Belt 048237 1
36 Bolt, 3/8-16 x 3/4” Hex Head Grade 5 F05007-118 1
37 Nut, 3/8-16 Self-Locking Hex F05010-19 1
Mount Assembly, LT15D17 Control 074942 1
38 Plate, LT15D17 Control Mount 074938 1
39 Bolt, 5/16-18x3/4 HH Gr5 F05006-102 2
40 Bolt, 5/16-18x1 Gr5 HH F05006-27 2
41 Nut, 5/16-18 Nylok Hex F05010-58 2
42 Washer, 5/16 Split Lock F05011-13 2
panel, front D17 yanmar 074947 1
1 065408 replaces 014277 Kohler 14V 45A #ED0011573600-S Alternator and 065409 replaces 014212
Kohler Fan #ED0024403080-S Belt.
REF DESCRIPTION (♦ Indicates Parts Available in Assemblies Only) PART # QTY.
43 Washer, 5/16 SAE Flat F05011-17 6

Replacement Parts
Throttle/Clutch Assembly
4
4-5 WM doc 2/21/22 Replacement Parts
4.4 Throttle/Clutch Assembly
REF DESCRIPTION (♦ Indicates Parts Available in Assemblies Only) PART # QTY.
1 KNOB, 5/8-11 BALL P04211 1
2 HANDLE, LT15 CLUTCH 062313 1
3 SCREW, 3/8-16 X 3/8” SOCKET HEAD CUP PT SET F05007-68 2
4 ACTUATOR WELDMENT, THROTTLE LT15D&G 034815 1
5 LINKAGE, THROTTLE LT15D&G 034818 1
6 BOLT, 1/4-20 X 1/2” HEX HEAD F05005-15 1
7 NUT, 1/4-20 SWAGED F05010-21 1
8 BUSHING, 5/8” ID X 7/8” OD X 1 1/8” LONG FL BRONZE 016486 2
9 BLOCK WELDMENT, LINKAGE CLUTCH/BRAKE 065572 1 1
10 PIN, 3/16” X 1 1/4” ROLL F05012-16 1
LINKAGE ASSEMBLY, W/BEARING 034605 1
11 Link Weldment, Clutch/Brake 034604 1 
12 Bushing, 5/8” ID x 7/8” OD x 1 1/8” Long Fl Bronze 016486 1
13 NUT, 1/2-13 FREE HEX, ZINC F05010-35 1
14 WASHER, 1/2” SPLIT LOCK F05011-9 1
15 NUT, 1/2-13 JAM F05010-31 1
16 PIVOT WELDMENT, CLUTCH/BRAKE 034608 1
17 BUSHING, 1” X 1 1/4” X 3/4” FLG BRONZE P737 2
BRAKE/CLUTCH ASSEMBLY, LT15 065874 2 1
1
2
3
4
8
8
910
11
12
13
14
15
32
33
16
17
17
18
19
20
21 22
23
24 25
5
7
6
26
26
27
28
31 30 29
150174-2F

Replacement Parts
Throttle/Clutch Assembly 4
Replacement Parts WM doc 2/21/22 4-6
18 Arm Weldment, Clutch/Brake LT15 065873 1
19 Bolt, 3/8-16 x 2” Hex Head Gr5 F05007-124 1
20 Nut, 3/8-16 Hex Nylon Lock F05010-10 1
21 Block, LT15 Brake 016488 2
22 Screw, 10-24 x 1” Socket Head F05004-2 4
23 Nut, #10-24 Keps F05010-14 8
24 Idler, 4" O.D. x 3/8” Bore 034602 1
25 Bolt, 3/8-16 x 2-3/4” Hex Head Gr5 Full Thread F05007-230 2 1
26 Washer, 3/8 Flat F05011-3 2
27 Nut, 3/8-16 Swaged Lock F05010-25 2
28 Spring, Idler Arm LT15D/E/G 034810 1
29 Screw, 10-24 x 5/8” FSHC F05004-282 4
30 Plate, Brake Adjustment 065872 2
31 Washer, #10 SAE Flat F05011-18 4
1 Replaces 034612 to make clutch pivot stop adjustable Rev. E6.10.
2 Replaces Brake/Clutch Assembly 034603 to improve durability (Rev. E7.01). Brake/Clutch Assembly
034603 (including Clutch/Brake Arm Weldment 034613) modified 9/10. Spring mount hardware changed
to provide more freedom of movement and prevent binding point in spring.
REF DESCRIPTION (♦ Indicates Parts Available in Assemblies Only) PART # QTY.