Manual
Table Of Contents
- Safety
- Benefits of Vibration
- Head and Shaft Selection
- Adjusting the Backpack
- Pre-Operation Checks
- Operation
- Maintenance
- Servicing the Engine
- Troubleshooting
- Service
- Parts
- Honda Engine Parts
- Honda Engine Warranty
- Wyco Warranty
- Wyco Drawings
- W402535 Backpack Assembly
- W402530 Frame Assembly
- W402600 Speed Increaser Assembly, 1 of 4
- W402600 Speed Increaser Assembly, 2 of 4
- W402600 Speed Increaser Assembly, 3 of 4
- W402600 Speed Increaser Assembly, 4 of 4
- W402316 Replacement Clutch Kit
- W402630 Quick Disconnect Adapter
User Manual
Page 17 March 2014
W402535 Backpack Assembly
Item
Part
Number
Qty Description
1 4025630 1 Frame, steel, backpack, Honda; assembly
2 402304 1 Engine, Honda; 50 cc 2.5 hp
3 402307 1 Backpack, echo throttle control
4 402306 3 Backpack, motor mount, locknut; #10-24
5 402531 1 Assembly, bracket, Honda engine, backpack weld
6 402526 6 Screw, HHCS, 5/16-18 x 5/8; GR 9
7 883126 6 Washer, lock, 5/16; zinc plated
8 402111 3 Isolator, rubber; backpack
9 402178 1 Bearing, oil impreg, flange, bronze
10 402109 1 Ring, retaining, external
11 402600 1 Speed increaser assy, gas backpack, Honda
12 402313 3
Backpack throttle mount screw, #10-24 x 1/2" long
13 402154 1
Meter, RPM/Hour with mounting screws
14 402315 2
Screw, set, 1/4-20; knurled cup point
15 402316 1
Assembly, clutch, Honda backpack
16 402317 1
Key, square; 3/16 x 0.875" long
17 402318 1 Screw, socket head cap, 1/4-28 x 1/2" long
18 402168 1 Washer, flat, clutch
19 402319 1 Collar, shaft; Honda backpack
20 402320 4 Screw, flat socket head cap, M6 x 16 mm long
21 402324 1 Backpack motor mount screw; #10-32 x 3/8" long
22 402322 1 Clamp, throttle cable, Honda backpack
23 402534 1 Plate, mounting, isolator; backpack
24 402150 1 Decal, caution; backpack engine
25 402323 1 Backpack, Honda; caution label
26 402325 1 Backpack, Honda; throttle spring plate
27 402525 1 Grounding screw, SEMS #10-32 x 3/8” long
28 402326 1 Backpack, Honda; throttle spring
29 402523 1 Backpack, Honda; throttle/governor lever
30 * 402327 1 Backpack, Honda; throttle swivel (mounted to item 29)
31 * 402524 1
Washer, throttle,13/64 ID, 7/16 OS, 0.03…0.07 thick, zinc
plated steel (used with item 29)
32 * 402181 3 Tie cable, mini, 4" x 0.100"
33 * 402522 6 in. Silicone coated fiberglass sleeving, 0.085" ID, 100' roll
34 * 402521 1
Connector, bullet, 16-14 AWG, blue 0.156"; 0.178"; 1.00 in OAL,
fully insulated, crimp terminal
35 * 402520 6 in.
Heat shrink tubing, 3/8" expanded, 1/4" recovered
36 * 402519 6 in.
Spiral wrap, 3/8" diameter
37 * 402184 1
Backpack; Ergopack decal
38 * 402185 1
Nameplate, Ergopack
* Parts not shown.