Official factory breakdown
Parts for SQRDWB L34
87 parts for the Walk-behind double-drum roller SQRDWB L34, with SIMAQ code, quantity per machine and spec where the manual provides it.
- Parts
- 87
- Wear items
- 26
- Manual
- SQRDWB34OM-2026-A

1 code in this breakdown is flagged with ⚠ because the factory manual repeats it or types letter O instead of zero. Confirm with support before ordering.
Engine maintenance
Honda GX390
The engine consumables replaced at every service. The spark plug is listed by its manufacturer reference, not the engine part number, because that one varies by variant.
- Spark plug
- BPR6ES (NGK) · W20EPR-U (DENSO)
- Plug gap
- 0,7–0,8 mm
- Engine oil
- SAE 10W-30, API SJ o superior
- Oil capacity
- 1,1 L
- Fuel tank
- 6,1 L
- Valve clearance (cold)
- Intake 0,15 ± 0,02 mm · Exhaust 0,20 ± 0,02 mm
- Hydraulic oil
- VG46 antidesgaste
For any other engine part, have the code stamped on the engine plate at hand: the same model has variants and part numbers differ between them. Send us that code and we'll confirm the part.
Exploded diagram
The number on the drawing is the same # in the table.
87 parts in the official breakdown.
| SIMAQ code | Part | Qty | Spec | Order |
|---|---|---|---|---|
| #1 | Left front support | 1 | Made parts | Order |
| #2 | Circlip | 1 | — | Order |
| #3 | Deep groove ball bearing | 1 | — | Order |
| #4 | Front drum | 1 | Made parts | Order |
| #5 | Framework oil seal | 1 | — | Order |
| #6 | End cover | 1 | Made parts | Order |
| #7 | Big gear | 1 | Made parts | Order |
| #8 | Right front support | 1 | Made parts | Order |
| #9 | Deep groove ball bearing | 1 | — | Order |
| #1OCode to confirm | Circlip | 1 | — | Order |
| #11 | End cover | 1 | Made parts | Order |
| #12 | Galvanized flat washer | 1 | — | Order |
| #13 | Circlip | 1 | — | Order |
| #14 | Deep groove ball bearing | 1 | — | Order |
| #15 | Small gear | 1 | Made parts | Order |
| #16 | Drive motor | 1 | — | Order |
| #1 | Fix plate for scraper | 1 | Propia/Self –made parts | Order |
| #2 | Water pipe assembly | 1 | Propia/Self –made parts | Order |
| #3 | Tube clamp | 2 | — | Order |
| #4 | Fix plate | 1 | Propia/Self –made parts | Order |
| #5 | Raspador/Scraper | 1 | Propia/Self –made parts | Order |
| #6 | Locking plate | 1 | Propia/Self –made parts | Order |
| #7 | Fix plate for scraper | 1 | Propia/Self –made parts | Order |
| #1 | Right side cover | 1 | Opia/Self –made parts | Order |
| #2 | The upper cover | 1 | Opia/Self –made parts | Order |
| #3 | Hydraulic oil tank | 1 | Propia/Self –made parts | Order |
| #4 | Air filter | 1 | — | Order |
| #5 | Hydraulic oil level indicator | 1 | — | Order |
| #6 | Steering valve block | 1 | — | Order |
| #7 | Left side cover | 1 | Parts | Order |
| #8 | Cover | 1 | Opia/Self –made parts | Order |
| #9 | The transmission base | 1 | Opia/Self –made parts | Order |
| #1 | The operation handle assembly 1 Pieza de fabricación propia/Self –made parts | 1 | Opia/Self –made parts | Order |
| #11 | The engine base | 1 | Opia/Self –made parts | Order |
| #12 | Electric start engine | 1 | Opia | Order |
| #13 | ٧ belt | 1 | Opia/SPZ67O | Order |
| #14 | Steering pump pulley | 1 | Opia/Self –made parts | Order |
| #15 | Circlip | 1 | Opia/25 | Order |
| #16 | Deep groove ball bearing | 1 | — | Order |
| #17 | Circlip | 1 | — | Order |
| #18 | Gear pump support | 1 | Opia/Self –made parts | Order |
| #19 | Gear pump | 1 | — | Order |
| #2 | Engine pulley 1 6005ZZ/Self –made parts | 1 | — | Order |
| #21 | Engine coupling | 1 | — | Order |
| #22 | Gear coupling | 1 | Opia/Self –made parts | Order |
| #23 | Pump coupling | 1 | E parts | Order |
| #24 | Lifting frame | 1 | Opia/Self –made parts | Order |
| #25 | Lifting plate | 1 | Ción propia/Self –made parts | Order |
| #26 | Pump support | 1 | Ción propia/Self –made parts | Order |
| #27 | Fixing plate for control cable | 1 | Ción propia/Self –made parts | Order |
| #28 | Plunger pump | 1 | Ción propia/KPL –1OCR | Order |
| #29 | Fixing plate for tension roller | 1 | Ción propia/Self –made parts | Order |
| #3 | Tension roller 1 Pieza de fabricación propia/Self –made parts | 1 | Ción propia/Self –made parts | Order |
| #31 | Tension roller shaft | 1 | Ción propia/Self –made parts | Order |
| #32 | Deep groove ball bearing | 1 | 2RS | Order |
| #33 | Flat wahser | 1 | Ción propia/88.5*828*64 | Order |
| #34 | Pulley | 1 | Ción propia/Self –made parts | Order |
| #35 | Deep groove ball bearing | 1 | Ción propia/63O5 | Order |
| #37 | Deep groove ball bearing | 1 | — | Order |
| #38 | ٧ belt | 1 | Ción propia/A27 | Order |
| #39 | Flat key | 1 | — | Order |
| #4 | Clutch shaft 1 Pieza de fabricación propia/Self –made parts | 1 | Ción propia/Self –made parts | Order |
| #41 | Flat key | 1 | — | Order |
| #42 | Circlip | 1 | — | Order |
| #43 | Electromagnetic clutch | 1 | De parts | Order |
| #44 | Clutch cover | 1 | Ción propia/Self –made parts | Order |
| #45 | Deep groove ball bearing | 2 | ZZ | Order |
| #46 | ٧ibration shaft pulley | 1 | Rts | Order |
| #47 | Flat washer | 1 | Ción propia/88.5*828*64 | Order |
| #48 | Plastic water tank 1 | — | Made parts | Order |
| #49 | Press plate for water tank 2 | 6004 | Made parts | Order |
| #1 | Frame | 1 | Piezas de fabricación propia/Self –made parts | Order |
| #2 | Fixing plate | 1 | Piezas de fabricación propia/Self –made parts | Order |
| #3 | Rubber shock absorber | 4 | Piezas de fabricación propia/Self –made parts | Order |
| #4 | ٧ibration pulley | 1 | Piezas de fabricación propia/Self –made parts | Order |
| #5 | Cylindrical roller bearing | 1 | NSK NJ31OEWC3/ NSK NJ 31OEWC3 | Order |
| #6 | Circlip | 1 | 11O/11O | Order |
| #7 | Axle end cover | 1 | 811O*1O/811O*1O | Order |
| #8 | ٧ibration cylinder cover | 1 | Piezas de fabricación propia/Self –made parts | Order |
| #9 | Limit block | 2 | Piezas de fabricación propia/Self –made parts | Order |
| #10 | Pin | 1 | Piezas de fabricación propia/Self –made parts | Order |
| #11 | Sleeve | 1 | Piezas de fabricación propia/Self –made parts | Order |
| #12 | Steering cylinder | 1 | Piezas de fabricación propia/Self –made parts | Order |
| #15 | ٧ibration shaft | 1 | Piezas de fabricación propia/Self –made parts | Order |
| #16 | Oil pipe fixing plate | 1 | Piezas de fabricación propia/Self –made parts | Order |
| #17 | Slewing ring | 1 | Piezas de fabricación propia/Self –made parts | Order |
| #18 | Steering support | 1 | Piezas de fabricación propia/Self –made parts | Order |
Breakdowns in the same family
Category: Compaction · All breakdowns
