®
For certified Landa pa
rts and service support contact:
Phone # 800-821-6490
www.hdtr.landa.com
Find Landa in the My Ap
r
on system under
“Karcher”.
8.754-784.0
SERVICE MANUAL
ZE2-11026D 1.106-023.0
ZE2-14024D (HOME DEPOT) 1.106-024.0
ZEF2-14024D 1.107-090.0
ET-201409Dx2 1.107-089.0
HE-201406D 1.106-066.0
HE-201006D 1.106-065.0
HE-201407D+ 1.106-067.0
HD 1.8/14Ed 1.575-401.0
HD 2.0/10Ed 1.575-400.0
HD 2.0/14Ed
+ 1.107-088.0
ET-301109D 1.106-107.0
9.800-417.0
Exploded View and Parts List, Standard Models .................................. 4-5
Exploded View and Parts List, ZEF, X2, Plus, and Home Depot ..........6-7
Control Panel, ZEF, X2, Plus, and Home Depot ...................................... 8
Exploded View and Parts List, ET-301109D ....................................... 9-10
Control Panel, ET-301109D ...................................................................11
Hose & Spray Gun ................................................................................. 12
AXD Pump Exploded View and Parts List ........................................ 13-14
E.1 Pump Exploded View & Parts List .............................................. 15-16
ET-301109D Pump Exploded View & Parts List................................ 17-18
Troubleshooting ..................................................................................... 19
Electric Diagram .................................................................................... 20
ET-301109D Electric Diagram ............................................................... 21
CONTENTS
Model Number ______________________________
Serial Number ______________________________
Date of Purchase ___________________________
The model and serial numbers will be found on a decal attached
to the pressure washer. You should record both serial number and
date of purchase and keep in a safe place for future reference.
9.800-417.0 • Rev. 12/17A
3
EXPLODED VIEW — STANDARD MODELS
Models 401.0 & 066.0
5 2
1
PRESSURE WASHER
4
24
7
SERVICE MANUAL
7
32
33
34
30
22
3
1
5
8
6
8
16
31
29
10
11
9
20
19
18
13
14
39
23
40
26
17
14
13
13
15
27
14
22
11
120V
15 Amp
Model
12
37
5
41
11
25
35
34
36
28
25
14
21
21
4
9.800-417.0 • Rev. 12/17A
EXPLODED VIEW PARTS LIST — STANDARD MODELS
PRESSURE WASHER
ITEM PART NO. DESCRIPTION QTY
1 9.802-432.0 GFCI, 120V 15 Amp w/36' 1
12-3 Cord (023.0, 400.0, 065.0)
9.802-431.0 GFCI, 120V 20 Amp w/36' 1
12-3 Cord (401.0, 066.0)
2 9.802-478.0 Lid, Plastic Carlon 1
(401.0, 066.0)
3 9.802-450.0 Switch, 2 Position 120V-600V
(401.0, 066.0) 1
4 9.802-477.0 Box, Plastic Carlon 1
(401.0, 066.0)
5 9.802-518.0 Strain Relief, Strt, LQ Tite, 3
Large (401.0, 066.0)
6 9.802-427.0 Cord, Service, SOWA, 2 ft
12/3 (401.0, 066.0)
7 9.802-759.0 Screw, 10/32" x 1/2" BHSOC 6
(401.0, 066.0)
8 9.802-695.0 Nut, 10/32" Keps 9
(401.0, 066.0)
9 9.802-699.0 Screw, 10-32" x 3/4" RH, SL, 1
Black (401.0, 066.0)
10 9.803-128.0 Bracket, Switch Box 1
(401.0, 066.0)
1 1 8 . 7 5 4 - 7 1 1 . 0 M o t o r , 1 . 5 h p 1 p h , 1 1 5 v 1
3480 Rpm, ODP
8.754-710.0 Motor, 2 HP, 1 PH, 115/230V 1
3470 RPM ODP
1 2 8 . 7 5 4 - 1 1 6 . 0 M e t a l C l a d S e a l i n g O - r i n g , 1
1/2 1(023.0, 400.0, 065.0)
13 9.802-776.0 Nut, 5/16" ESNA, NC 4
14 9.802-804.0 Washer, 5/16" Flat SAE 8
15 9.800-037.0 Label, French Warning 1
16 9.800-059.0 Label, Instructions, Kärcher 1
8.750-883.0 Label, Instructions, Shark 1
8.900-827.0 Label, Instructions, Landa 1
8.900-893.0 Label, Instructions, Hotsy 1
17 9.802-873.0 Handle Assy, Black 1
18 (See Page 9 For Nozzles Information)
19 (See Page 9 For Nozzles Information)
20 9.802-064.0 Grommet, Rubber, 2
Nozzle Holder
21 9.803-277.0 Screw 5/16" x 1/2" Whiz Loc 4
Flange
9.803-551.0 Screw, 5/16" x 3/4" Whiz Loc 4
Flange
22 9.800-016.0 Label, Disconnect Power 1
23 8.932-969.0 Label, Warning, Service Cord 1
24 9.800-040.0 ▲ Label, Ground 1
25 9.802-063.0 Mount, Vibration, 4
5/16"-18 x 9/16" Stud, 30 Duro
ITEM PART NO. DESCRIPTION QTY
26 8.930-123.0 Label, For Indoor Use 1
27 9.800-034.0 Label, Clear Lexan, 1
2-1/4" x 4-1/2"
28 9.802-181.0 Pump Protector, 3/8" PTP 1
29 9.802-170.0 Coupler, 3/8" x 3/8" NPT ST 1
Female
30 9.802-148.0 Adapter, 1/2" x 1/2" Pipe 1
31 9.802-807.0 Washer, 3/8" Flat SAE 4
32 9.802-720.0 Bolt, 3/8" x 1", NC 4
33 9.802-357.0 Pump, Comet AXD2020E 1
34 6.390-126.0 Clamp, Hose UNI .46 - .54 2
35 9.802-251.0 Hose, 1/4" x 1/2" Clear Vinyl 6 ft.
36 9.802-160.0 Strainer, 1/4" Barb 1
37 8.754-105.0 Connector, 1/2 Npt 90 Dgr 1
38 9.800-095.0 ▲ Tag, Pump Plug/Vented Cap 1
39 9.800-049.0 Label, Manufacturers 1
Cleaning Solution
40 8.719-047.0 Washer, Nylon .281 ID x .25 4
THK
41 9.803-834.0 ▲ Washer, Reducing 1
3/4" x 1/2"
▲ Not Shown
SERVICE MANUAL
9.800-417.0 • Rev. 12/17A
5
EXPLODED VIEW — ZEF, x2, +, MODELS & HOME DEPOT
22, 35
7
PRESSURE WASHER
22
23
SERVICE MANUAL
25
26
For
Detail See
Control
Panel Illus.
33
31
9
24
34
27
10
11
18
20
19
4
5
6
29
28
35
13
11
21
2
8
36
17
16
1
5
14
6
6
12
15
6
9.800-417.0 • Rev. 12/17A
PARTS LIST — ZEF, X2, PLUS MODELS & HOME DEPOT
PRESSURE WASHER
ITEM PART # DESCRIPTION QTY
1 9.802-431.0 GFCI, 120V 20 Amp 1
2 9.802-259.0 Hose, 1/2" Push-On 15"
3 8.754-709.0 Motor, 2 HP 1Ph, 115V, 1
1750 Rpm, 56C ODP
4 8.900-305.0 Label, Warning 1
5 9.802-776.0 Nut, 5/16" ESNA, NC 8
6 8.718-980.0 Washer, 5/16" Flat SAE 12
(780452)
7 9.802-171.0 Nipple, 3/8" x 3/8" Male 1
8 9.802-873.0 Handle Assy, Black 1
9 8.712-720.0 Unloader MG4000 1
3000PSI W/MICR
10 See Page 9 For Nozzles Information
11 9.802-064.0 Grommet, Rubber, Nozzle 2
Holder
12 9.803-277.0 Screw, 5/16" x 1/2" Whiz Loc 4
Flange
9.803-551.0 Screw, 5/16" x 3/4" Whiz Loc 4
Flange
13 8.932-969.0 Label, Warning, Service 1
Cord
14 9.800-049.0 Label, Manufacturers 1
Cleaning Solution
15 9.802-063.0 Mount, Vibration, 5/16”-18 x 4
9/16" Stud, 30 Duro
16 8.930-123.0 Label, For Indoor Use 1
17 9.800-034.0 Label, Clear Lexan, 1
2-1/4" x 4-1/2"
18 9.803-670.0 Pump Protector, 1/2" 190° 1
19 9.802-807.0 Washer, 3/8" Flat SAE 4
20 9.802-720.0 Bolt, 3/8" x 1", NC 4
21 8.923-763.0 Pump, Landa LF2030S 1
8.923-805.0 Pump, Shark SF2030S 1
8.923-791.0 Pump, Kärcher KF2030S 1
22 9.802-030.0 Elbow, 3/8" Street 1
23 9.802-146.0 Swivel, 1/2" GHF 1
24 9.802-127.0 Nipple, 1/2" JIC x 3/8" 1
25 9.802-122.0 Tee, 1/2" Street 1
26 9.802-131.0 Elbow, 1/2" JIC 1
27 9.802-151.0 Swivel, 1/2" JIC 2
28 9.802-517.0 Connector, 1/2" 90° 1
29 9.802-448.0 Conduit, 1/2" Water Tight 30"
30 8.715-975.0 ▲ Wire, MTW 12 AWG, 38"
White
8.715-980.0 ▲ Wire, MTW 12 AWG, 38"
Green
9.803-539.0 ▲ Wire, MTW 12 AWG, 38"
Black
31 (See Page 12 For Nozzles Information)
32 8.900-306.0 ▲ Label, HH Elec 1
Op/Warning Combo
9.800-417.0 • Rev. 12/17A
ITEM PART # DESCRIPTION QTY
33 8.754-784.0 Apron Sticker Landa 1
34 8.706-984.0 Adapter, 1/2" FPT x 1/2"
MPT, Brass 1
35 8.706-168.0 Elbow, 3/8" MPT-P/N 1
TF3529X6 Steel
36 8.757-064.0 Label, Cleaning Fee 1
May Apply
▲ Not Shown
SERVICE MANUAL
7
CONTROL PANEL — ZEF, x2, +, MODELS & HOME DEPOT
7
4
6
8
PRESSURE WASHER
1
5
SERVICE MANUAL
2
PARTS LIST — ZEF, X2, PLUS MODELS & HOME DEPOT
12
9
13
10
15
10
11
3
GFCI
Motor
Conduit
14
13
Unloader
Switch
16
13
20
18,19
17
ITEM PART NO. DESCRIPTION QTY
1 9.802-481.0 Box Front, Plastic, No Holes 1
2 8.900-304.0 Label, Operation, Landa 1
9.800-447.0 Label, Operation, Hotsy 1
9.800-450.0 Label, Operation, Kärcher 1
8.756-892.0 Label, Operation, Shark 1
3 9.803-249.0 Screw, M4 x 10 4
4 9.802-543.0 Contactor, DP 1
5 9.802-773.0 Nut, 1/4 ESNA 2
6 8.911-910.0 Standoff, Elec. Box, ZE 1
7 9.800-016.0 Label, Disconnect Power 1
8 9.802-480.0 Box, Back, Plastic 1
9 9.803-250.0 Nut, M4 4
10 9.802-695.0 Nut, 10/32" Keps 11
11 9.802-472.0 Timer, Solid State 120V 1
8
9.800-417.0 • Rev. 12/17A
ITEM PART NO. DESCRIPTION QTY
12 9.800-040.0 Label, Ground 1
13 9.802-514.0 Strain Relief 1/2" 3
14 8.716-547.0 Connector, 1/2" Straight, Black 1
15 8.752-969.0 Strain Relief,Lt,Str,1/2 NPT
0.39-0.75ID 1
16 9.802-423.0 Cord, 16/3 10ft.
17 9.802-477.0 Box, Plastic, Carlon 1
18 8.900-840.0 Label, Remote Switch, 1
19 8.912-227.0 Plate, Remote Switch 1
20 9.802-451.0 Switch, Rocker w/Green Light 1
EXPLODED VIEW —ET-301109D
8
PRESSURE WASHER
1
24
For
Detail See
Control
Panel Illus.
14
26
25
6
5
9
19
21
SERVICE MANUAL
2
18
3
23
16
15
27
10
13
7
17
4
22
11
12
9
9.800-417.0 • Rev. 12/17A
PARTS LIST — ET-301109D
ITEM PART # DESCRIPTION QTY
1 9.802-431.0 GFCI, 120V 20 Amp 1
2 8.754-709.0 Motor, 2 HP 1Ph, 115V, 1
1750 Rpm, 56C ODP
3 8.900-305.0 Label, Warning 1
4 9.802-170.0 Coupler, 3/8"Plug,
Female, Steel/Zinc 1
5 9.802-873.0 Handle Assy, Black 1
PRESSURE WASHER
6 9.802-064.0 Grommet, Rubber, Nozzle 2
Holder
7 8.754-696.0 Unloader, VBT Banjo 1/2M
3/8M, 3000PSI (Spare) 1
8 8.932-969.0 Label, Warning, Service 1
Cord
9 9.800-049.0 Label, Manufacturers 1
SERVICE MANUAL
Cleaning Solution
1 0 9 . 1 8 3 - 4 0 5 . 0 R u b b e r D a m p e n e r 4
5/16''-18 Female 2001
11 8.930-123.0 Label, For Indoor Use 1
12 9.800-034.0 Label, Clear Lexan, 1
1 3 8 . 7 0 7 - 2 5 4 . 0 P u m p P r o t e c t o r 1
3/8" 145 DEG
14 9.198-004.0 3/8 USS F/W Zinc 4
15 9.802-720.0 Bolt, 3/8" x 1", NC 4
16 8.923-779.0 Pump, Hotsy HF2830S,
2 . 8 @ 3 0 0 0 , 1 7 2 5 R P 1
17 9.802-146.0 Swivel, 1/2" GHF 1
18 9.802-517.0 Connector, 1/2" 90° 1
19 9.802-448.0 Conduit, 1/2" Water Tight 15"
20 8.715-975.0 ▲ Wire, MTW 12 AWG, 30"
White
8.715-980.0 ▲ Wire, MTW 12 AWG, 30"
Green
9.803-539.0 ▲ Wire, MTW 12 AWG, 30"
B l a c k
8.716-376.0 ▲ T e r m i n a l R i n g To n g e , 4
10RC-10
2 1 9 . 8 0 0 - 4 4 7 . 0 L a b e l , H H E l e c 1
Op/Warning Combo Hots
2 2 9 . 1 9 6 - 3 0 8 . 0 5 / 1 6 - 1 8 X 1 / 2 C a r r i a g e 4
Bolt A307 Blk
2 3 9 . 8 0 3 - 2 7 7 . 0 S c r e w 5 / 1 6 " x 1 / 2 " 4
Whiz Loc Flange
2 4 9 . 8 0 2 - 7 5 9 . 0 S c r e w , 1 0 / 3 2 " x 1 / 2 " 4
Bhsoc BLK
25 9.802-695.0 Nut, 10/32" Kepts 4
26 9.800-016.0 Label, Disconnect 1
P o w e r S u p p l y
2 7 8 . 7 0 6 - 8 6 5 . 0 P l u g , 1 / 4 " N P T C o u n t e r s u n k 1
▲ Not Shown
10
9.800-417.0 • Rev. 12/17A
CONTROL PANEL — ET-301109D
1
4
10
PRESSURE WASHER
9
5
6
11
8
2
7
3
PARTS LIST — ZEF, X2, PLUS MODELS & HOME DEPOT
SERVICE MANUAL
ITEM PART NO. DESCRIPTION QTY
1 9.802-477.0 P. Box, Plastic, Carlon E9801 1
w/o Lid
2 8.912-227.0 Plate, Switch Remote 1
3 8.716-547.0 Connector,1/2 L/T 1
Black
4 9.802-518.0 Strain Relief, Lt, Str, 3/4 1
Npt .49-.71D
5 8.716-053.0 Swicht, Toggle, 40A/230V 1
6 8.718-733.0 Screw, 6/32"" X 5/8"", Rnd 4
HB MCH"
7 9.802-695.0 Nut, 10-32 UNF Keps 2
8 9.802-750.0 Screw 8-32 X 1/2 M 2
Tpg Ph Pnh, Black
9 9.627-085.0 Nut, 8-32 Hex Nylock Ss 2
10 9.802-699.0 Screw, Pan Head, Slotted 1
1 1 8 . 9 0 0 - 8 4 0 . 0 L a b e l , R e m o t e S w i c h 1
Home Depot
12 9.800-040.0 ▲ Label, Ground Symbol 1
▲ Not Shown
9.800-417.0 • Rev. 12/17A
11
HOSE & SPRAY GUN ASSEMBLY
4
5
6
7
PRESSURE WASHER
5
SERVICE MANUAL
4
6
7
1
3
9
8
2
1
3
9
8
2
5
4
1
3
6
7
9
8
2
12
9.800-417.0 • Rev. 12/17A
HOSE & SPRAY GUN ASSEMBLY PARTS LIST
PRESSURE WASHER
ITEM PART NO. DESCRIPTION QTY
1 9.802-166.0 Coupler, 3/8" Female 1
9.802-100.0 ▲ Quick Coupler O-Ring 1
2 8.925-137.0 Hose, 3/8" X 25' 1W 1
4000PSI SW/SO/CPL
8.925-129.0 Hose, 3/8" X 50' 1W 1
4000PSI SW X SO (-107.0)
8.925-138.0 HOSE, 3/8"X25' 1W 4000PSI 1
SW/SO/CPL/NPL (-024.0)
3 8.754-769.0 MV925 Gun 4500 PSI, 1
3/8" NPT INLET
(024.0,089.0,066.0,065.0,067.0)
8.751-235.0 Hotsy H1050, (107.0) 1
5000 PSI 10.4 GPM (107.0)
4.775-054.0 EASY!Force Advanced KNA 1
( 023.0,090.0,401.0,088.0,)
4 9.112-533.0 Lance-AL Quick Connect-Male 1
3000 PSI
8 . 7 8 3 - 0 3 9 . 0 W a n d 3 0 " Z i n c P l a t e d ,
(107.0,023.0,090.0,401.0,
400.0,088.0) Handle & Coupler
5 9.802-164.0 Coupler, 1/4” Female 1
9.802-096.0 ▲ Quick Coupler O-Ring 1
ITEM PART NO. DESCRIPTION QTY
6 8.712-346.0 Nozzle, SAQCMEG 1504, 1
Yellow (024.0)
8.712-333.0 Nozzle, SAQCMEG 1503, 1
Yellow (401.0, 066.0, 090.0,
088.0, 067.0, 089.0)
9.804-624.0 Nozzle, SAQCMEG 150375 1
Yellow (400.0, 065.0, 023.0)
8 . 7 1 2 - 3 6 3 . 0 N o z z l e , S A Q C M E G ( 1 0 7 . 0 ) 1
2506, Green
7 8.712-398.0 Nozzle Compl, QCEM-6540 1
Brass (Chem)
(All Model except 107.0)
8 9.802-170.0 Nipple, 3/8” NPT Female 1
9 9.802-169.0 Coupler, 3/8 Male 1
▲ Not Shown
SERVICE MANUAL
9.800-417.0 • Rev. 12/17A
13
PRESSURE WASHER
SERVICE MANUAL
AXD PUMP EXPLODED VIEW
AXD PUMP EXPLODED VIEW PARTS LIST
ITEM PART # DESCRIPTION KIT QTY
1 Cap, 1/8” 1
2 Screw M8x55 4
3 8.721-936.0 Valve Kit 6
4 8.721-920.0 O-Ring, 1.78 x 12.42 A-D 6
5 Valve Seat A 6
6 SUC/DEL Valve A 6
7 Spring A 6
8 Valve Cage A 6
9 Spacer 2
10 O-Ring, 1.78 x 17.77 A-D 6
11 Plug 6
12 8.721-935.0 Reg Val Kit for AX 180 Bar 1
13 9.841-646.0 Knob 1
14 8.718-555.0 Stop, Adjustable
Nut, M4x4 E 1
15 8.718-546.0 Nut E 1
16 8.721-940.0 Spring, E 1
17 8.721-906.0 Adjustable Knob E 1
18 Seat E 1
19 Piston Rod E-F 1
20 O-Ring E-F 1
21 Ring E-F 1
22 Housing E 1
14
ITEM PART # DESCRIPTION KIT QTY
23 O-Ring E-F 1
24 O-Ring E-F 1
25 Ring E-F 1
26 O-Ring E-F 1
27 Ring E-F 1
28 8.721-956.0 Housing with Ball E-F 1
29 Seat E-F 1
30 O-Ring E-F 1
31 8.721-957.0 Valve Seat 1
32 O-Ring, 1.78 x 25.12 B-D 3
33 8.721-939.0 Piston Seal Ø14 B 3
34 8.721-899.0 Sealing Ring D 3
35 8.721-965.0 Oil Level Plug 1
36 Spring 3
37 8.915-527.0 Piston C 3
38 8.721-892.0 Ring C 3
39 8.721-891.0 Ring Ø14 C 3
51 Pump Crankcase 1
52 Screw M8x20 4
53 Injector Body M22 x 1.5 E 1
8.718-554.0 Injector Body, 3/8 NPT E 1
54 8.721-920.0 O-Ring 1.78 x 12.42 D-E-F 1
55 O-Ring, 1.78 x 15.6 E-F 1
9.800-417.0 • Rev. 12/17A
AXD PUMP EXPLODED VIEW PARTS LIST
ITEM PART NO. DESCRIPTION KIT QTY
56 Injector Body Kit M22x 1.5 1
8.721-974.0 Injector Body Kit 3/8 NPT 1
57 Spring E 1
58 Check Valve E 1
59 O-Ring E-F 1
60 8.721-948.0 Check Valve Kit 1
61 8.739-570.0 Ring 3
62 8.739-571.0 Ring B 3
63 8.739-574.0 Piston Seal 150 Bar
3020G, 3522G)
Piston Seal 180 Bar
(3025G) B 3
64 Plug 1/8 x 8 1
65 Plug 3/8 Gas OT58 1
66 8.718-551.0 Injector Kit 1
67 Hose Barb Fitting 1
68 O-Ring 1
69 8.739-577.0 Ball 1
70 8.739-575.0 Spring 1
71 8.718-553.0 Pump Valve Chamber 1
72 Plug 1/8 x 8 1
77 Garden Hose Tail 1
(2520G,
B 3
PRESSURE WASHER
SERVICE MANUAL
Kit A 8.721-997.0 Complete Valve Kit
Kit B 8.721-988.0 Piston Seal Kit, 150 Bar
8.721-989.0 Piston Seal Kit, 180 Bar
Kit C 8.721-949.0 Piston Kit
Kit D 8.721-990.0 Seal Kit
Kit E 8.722-000.0 Overhaul Kit, M22 x 1.5
8.722-001.0 Overhaul Kit, 3/8” NPT
Kit F 8.722-002.0 Maintenance Kit
9.800-417.0 • Rev. 12/17A
15
13
6
8
1
3
9
10
11
12
13
14
15
21
20
17
16
12
14
15
22
23
24
25
26
27
28
31
32
33
35
39
40
41
42
43
45
44
37
46
47
48
26
2
5
7
18
19
29
30
34
36
38
49
4
37
50
21
LF SERIES PUMP EXPLODED VIEW
PRESSURE WASHER
SERVICE MANUAL
LF SERIES PUMP PARTS LIST
ITEM PART NO. DESCRIPTION QTY
1 8.754-841.0 Crankcase 1
2 8.754-846.0 O-ring Ø1.78 X 72.75 1
3* See Kits Below Plunger Oil Seal 3
4* See Kits Below O-ring Ø1.78 X 26.7 3
5* See Kits Below Washer, Pressure Ring 3
6* See Kits Below U-Seal 3
7* See Kits Below Pressure Ring 3
8* See Kits Below U-Seal 3
9 9.803-199.0 Washer, Copper G1/2 1
10 9.802-926.0 Plug, Brass G1/2 1
11 8.754-852.0 Manifold (16mm Models) 1
8.754-853.0 Manifold (14mm Models) 1
12* 8.717-233.0 O-ring Ø1.78 X 15.6 6
13* See Kits Below Valve Assembly 6
14* 9.803-948.0 O-ring Ø1.78 X 18.77 6
15 9.803-949.0 Valve Plug 6
16 8.754-851.0 Plug, Brass G1/4 (16mm) 1
17 8.754-845.0 Washer, Copper G1/4 (16mm
Models) 1
18 8.754-854.0 Bolt, Manifold M14 X 40 2
16
9.800-417.0 • Rev. 12/17A
TORQUE
SPECS
Item # Ft.-lbs
15 65
18 55
26 8
38 10
39 10
46 10
48 13
ITEM PART NO. DESCRIPTION QTY
19 8.754-850.0 Washer, Lock 2
20 9.803-198.0 Washer, Copper G3/8 1
21 8.707-262.0 Plug, Brass G3/8 2
22* See Kits Below Valve Seat 6
23* See Kits Below Valve Plate 6
24* See Kits Below Valve Spring 6
25* See Kits Below Valve Cage 6
26 9.802-939.0 Screw, M6 X 16 8
27 8.717-137.0 Bearing Cover 1
28 9.803-954.0 Bearing Seal 1
29 8.754-843.0 Seal Spacer, Crankshaft 1
30 9.802-914.0 Snap Ring, 25 mm 1
31 9.803-955.0 Bearing, Ball 1
32 8.754-836.0 Shaft, 5/8" Hollow 1
33 8.754-219.0 Oil Dipstick 1
34 8.754-840.0 Bearing Needle 1
35 8.754-826.0 Seal, Crankshaft 1
36 8.754-844.0 Flange, Motor 1
37 9.803-210.0 Washer 10
38 8.752-824.0 Screw, 6 mm 4
LF SERIES PUMP PARTS LIST
ITEM PART NO. DESCRIPTION
QTY
39* 8.754-855.0 Bolt, Plunger 3
40* 8.754-092.0 Spacer, Copper 3
41 8.754-848.0 Plunger, 16mm 3
42 9.803-962.0 Spacer, Copper 3
43 8.754-827.0 Plunger Rod 3
44 9.803-965.0 Connecting Rod Pin 3
45 9.803-966.0 Connecting Rod 3
46 8.933-020.0 Screw, Connecting Rod 6
47 8.754-847.0 O-ring Ø2.62 X 111.62 1
48 8.754-842.0 Cover, Crankcase 1
49 9.803-906.0 O-ring Ø1.78 X 14 1
50 9.803-202.0 Sight Glass, G3/4 1
*Included in kit
REPAIR KIT
NUMBER 8.754-860.0 8.754-856.0 8.754-861.0 8.754-857.0 8.754-862.0 8.754-858.0 8.754-859.0 9.803-937.0
PRESSURE WASHER
SERVICE MANUAL
KIT DESCRIPTION
ITEM NUMBERS
INCLUDED
NO. OF CYLINDERS KIT WILL
SERVICE
Plunger
Seals
14 mm**
4, 6, 8 4, 6, 8 4, 5, 6, 7, 8 4, 5, 6, 7, 8
3 3 1 1 1 1 6 3
Plunger
Seals 16
mm**
Seal Pack-
ing
14 mm**
Seal Pack-
ing
16
mm**
Plunger
14 mm**
39, 40, 41,4239, 40, 41,
Plunger
16 mm**
42
Complete
Valve
12, 13, 14 3
Plunger Oil
Seals
9.800-417.0 • Rev. 12/17A
17
8.923-779.0 HF2830S.1
HF SERIES PUMP EXPLODED VIEW
26
27
28
PRESSURE WASHER
15
SERVICE MANUAL
13
21
20
19
18
17
16
15
25
24
23
22
14
14
12
11
12
13
26
50
29
30
31
32
33
41
40
39
44
43
42
46
37
45
48
47
21
49
TORQUE
3
4
5
6
7
8
9
10
1
2
34
35
36
37
38
SPECS
Item # Ft.-lbs
15 65
18 55
26 8
38 10
39 10
46 10
18
HF SERIES PUMP EXPLODED VIEW PARTS LIST
ITEM PART NO. DESCRIPTION QTY
1 8.754-841.0 Crankcase 1
2 8.754-846.0 O-ring Ø1.78 X 72.75 1
3*
See Kit Below
4*
See Kit Below
5*
See Kit Below
6*
See Kit Below
7*
See Kit Below
8*
See Kit Below U-Seal
9
9.803-199.0 Washer, Copper G1/2
10
9.802-926.0 Plug, Brass G1/2
11 8.754-852.0 Manifold 1
12* 8.717-233.0 O-ring Ø1.78 X 15.6 6 6
13* See Kit Below Valve Assembly 6
14* 9.803-948.0 O-ring Ø1.78 X 18.77 6
15 9.803-949.0 Valve Plug 6
16 8.754-851.0 Plug, Brass G1/4 1
17 8.754-845.0 Washer, Copper G1/4 1
18 8.754-854.0 Bolt, Manifold M14 X 40 2
19 8.754-850.0 Washer, Lock 2
20 9.803-198.0 Washer, Copper G3/8 1
21 8.707-262.0 Plug, Brass G3/8 2
22* See Kits Below Valve Seat 6
Plunger Oil Seal 3
O-ring Ø1.78 X 26.7 3
Washer, Pressure Ring 3
U-Seal 3
Pressure Ring 3
3
1
1
ITEM PART NO. DESCRIPTION QTY
23* See Kits Below Valve Plate 6
24* See Kits Below Valve Spring 6
25* See Kits Below Valve Cage 6
26 9.802-939.0 Screw, M6 X 16 8
27 8.717-137.0 Bearing Cover 1
28 9.803-954.0 Bearing Seal 1
29 8.754-843.0 Seal Spacer, Crankshaft 1
30 9.802-914.0 Snap Ring, 25 mm 1
31 9.803-955.0 Bearing, Ball 1
32 8.754-835.0 Shaft, 5/8" Hollow 2030F 1
8.754-836.0 Shaft, 5/8" Hollow 2030S 1
8.754-837.0 Shaft, 5/8" Hollow 2830F 1
8.754-838.0 Shaft, 5/8" Hollow 2830S 1
8.754-839.0 Shaft, 5/8" Hollow 3530F 1
33 8.754-219.0 Oil Dipstick 1
34 8.754-840.0 Bearing Needle 1
35 8.754-826.0 Seal, Crankshaft 1
36 8.754-844.0 Flange, Motor 1
37 9.803-210.0 Washer 10
38 8.752-824.0 Screw, 6 mm 4
39* 8.754-855.0 Bolt, Plunger 3
40* 8.754-092.0 Spacer, Copper 3
9.800-417.0 • Rev. 12/17A
HF SERIES PUMP EXPLODED VIEW PARTS LIST
ITEM PART NO. DESCRIPTION QTY
41 8.754-848.0 Plunger, 16mm
(2030S, 2830S) 3
8.754-849.0 Plunger, 14mm
(2030F, 2830F, 3530F) 3
42 9.803-962.0 Spacer, Copper 3
43 8.754-827.0 Plunger Rod 3
44 9.803-965.0 Connecting Rod Pin 3
45 9.803-966.0 Connecting Rod 3
46 8.933-020.0 Screw, Connecting Rod 6
47 8.754-847.0 O-ring Ø2.62 X 111.62 1
48 8.754-842.0 Cover, Crankcase 1
49 9.803-906.0 O-ring Ø1.78 X 14 1
50 9.803-202.0 Sight Glass, G3/4 1
*Included in Kit
PRESSURE WASHER
SERVICE MANUAL
REPAIR KITS
REPAIR KIT
NUMBER 8.754-860.0 8.754-856.0 8.754-861.0 8.754-857.0 8.754-862.0 8.754-858.0 8.754-859.0 9.803-937.0
KIT DESCRIPTION
ITEM NUMBERS
INCLUDED
NO. OF CYLINDERS KIT WILL
SERVICE
Plunger
Seals
14 mm
4, 6, 8 4, 6, 8 4, 5, 6, 7, 8 3, 4, 5, 6, 7
3 3 1 1 1 1 6 3
Plunger
Seals 16 mmSeal Packing
14 mm
9.800-417.0 • Rev. 12/17A
Seal Packing
16 mm
Plunger
14 mm
39, 40, 41,
42
Plunger
16 mm
39, 40, 41, 42 12, 13, 14 3
Complete
Valve
Plunger Oil
Seals
19
TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
PUMP RUNNING
NORMALLY BUT
PRESSURE LOW ON
INSTALLATION
FLUCTUATING
PRESSURE
PRESSURE LOW
AFTER PERIOD OF
NORMAL USE
PRESSURE WASHER Troubleshooting Guide
PUMP NOISY
PRESENCE OF WATER
IN PUMP OIL
WATER DRIPPING
FROM UNDER PUMP
WATER DRIPPING FROM
PUMP PROTECTOR
OIL DRIPPING
EXCESSIVE VIBRATION IN
HIGH PRESSURE HOSE
MOTOR DOES NOT START
WHEN SWITCHED ON
WHEN SWITCHING ON THE
MACHINE, MOTOR HUMS
BUT DOES NOT RUN
MOTOR STOPS
20 20
Pump sucking air
Check valves sticking Check and clean or replace if necessary.
Unloader valve seat faulty Check and replace if necessary.
Nozzle incorrectly sized Check and replace if necessary.
Worn piston packing Check and replace if necessary.
Valves worn Check and replace if necessary.
Blockage in valve Check and replace if necessary.
Pump sucking air Check water supply connections.
Worn piston packing Check and replace if necessary.
Insufcient water Check lter and hose for breakage/clogging
Nozzle worn Check and replace if necessary.
Suction or delivery valves worn Check and replace if necessary.
Suction or delivery lines blocked Check and clean if necessary.
Unloader valve seat worn Check and replace if necessary.
Worn piston package Check and replace if necessary.
Water temperature excessive Reduce to below 140o F.
Air in suction line Check water supply and connections on suction
Broken or weak suction or delivery
valve spring.
Foreign matter in valves Check and clean if necessary.
Worn bearings Check and replace if necessary.
Water temperature excessive Reduce to below 160o F.
Oil seal worn Check and replace if necessary.
High humidity in air Check and replace if necessary.
Piston packing worn Check and replace if necessary.
Piston packing worn Check and replace if necessary.
O-ring plunger retainer worn Check and replace if necessary.
Water supply pressure too high
(over 90 psi)
Spray gun is in the off position for over
1-2 minutes
Oil seal worn Check and replace if necessary.
Irregular functioning of the pump
valves
Plug not well connected or lack of
power supply
Main voltage is insufcient, lower than
the minimum required.
The pump is stuck or frozen Check by turning the motor manually.
Tripped thermal overload due to over-
heating
9.800-417.0 • Rev. 12/17A
Check water supply and possibility of air seep-
age.
line.
Check and replace if necessary.
Lower water supply pressure using regulator.
Turn machine off if not in use for over 1-2 min-
utes.
Check and replace if necessary.
Check plug, cable and switch.
Check to make sure main power supply is
adequate.
Check that main voltage corresponds to specications for the machine. Wait a few minutes before
turning on the machine again by resetting the
GFCI on the cord.
PRESSURE WASHER Troubleshooting Guide
ELECTRIC DIAGRAM
PRESSURE WASHER
SERVICE MANUAL
9.800-417.0 • Rev. 12/17A
21
3
4
5
6
B B
C C
D D
CK UNLESS NOTED
ET-301109D ELECTRIC DIAGRAM
PRESSURE WASHER
SERVICE MANUAL
GWW
MOTOR
PUMP
120V
1PH
RESET
TES
PO
W
120V
T
ER
GFCI
G
22
G
ALL WIRES BLA
W-WHITE
G-GREEN
9.800-417.0 • Rev. 12/17A
G
Form #9.800-417.0 • Revised 12/17A • Printed in U.S.A. or México
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