OWNER'S MANUAL

Installation, free-fall and powered operation, wiring, maintenance, dimensions and full parts lists for the Muir DW06–DW15 drum winches and the DFF08–DFF15 free-fall drum winches.

Muir DW 06–15 & DFF 08–15 Drum Winch — Operating & Installation Instructions

This manual is split into 2 pages: Part 1 → · Part 2

Parts Lists (2025 drawings; quantity in brackets where more than one)

DW06 DC

Muir DW06 drum winch exploded view with item numbers

Part no. Description
G041052 550W / MVF44 motor gearbox combination Ask us to source it →
K061194 Shaft/drum assembly Ask us to source it →
P011167 Nylon gasket adaptor & VF 44 gearbox DW/DFF 06 & 08 Ask us to source it →
P021067 Bush moly hat bush DW06-15 Ask us to source it →
P121011 Key brass 6 × 6 × 60mm Ask us to source it →
P211010 End washer DW/DFF08 (2) Ask us to source it →
P221138 Base SS316 DW06 drum winch Ask us to source it →
S141001 Bolt cup hd SS316 8mm × 25mm (4) Ask us to source it →
S201010 Nut hex SS316 M8 (4) Ask us to source it →
S361025 Screw hex hd SS316 M8 × 20mm (2) Ask us to source it →
S761012 Washer spring SS316 M8 (6) Ask us to source it →

DW08 DC

Muir DW08 drum winch exploded view with item numbers

Part no. Description
G041002 800W / MVF44 motor gearbox combination Ask us to source it →
K061054 Drum assembly DW08 Ask us to source it →
P011167 Nylon gasket adaptor & VF 44 gearbox DW/DFF 06 & 08 Ask us to source it →
P021067 Bush moly hat bush DW06-15 Ask us to source it →
P121013 Key brass 6 × 6 × 65mm Ask us to source it →
P211010 End washer DW/DFF08 (2) Ask us to source it →
P221037 Base SS316 DFF08/DW08 drum winch Ask us to source it →
S141001 Bolt cup hd SS316 8mm × 25mm (4) Ask us to source it →
S201010 Nut hex SS316 M8 (4) Ask us to source it →
S361009 Screw hex hd SS304 M8 × 20mm (2) Ask us to source it →
S761005 Washer spring SS304 M8 (6) Ask us to source it →

DFF08 DC (free fall)

Muir DFF08 drum winch exploded view with item numbers

Part no. Description
G041002 800W / MVF44 motor gearbox combination Ask us to source it →
K061052 Drum assembly DFF08 Ask us to source it →
K061056 Shaft assembly DFF08, comprising: Ask us to source it →
P081007 Cone bronze H600C inner Ask us to source it →
P121013 Key brass 6 × 6 × 65mm Ask us to source it →
P121049 Key Mak-A-Key 3 × 3 × 9mm Ask us to source it →
P151005 Drive pin SS304 3/16" × 40mm Ask us to source it →
P181093 Shaft DFF08 Ask us to source it →
P011167 Nylon gasket adaptor & VF 44 gearbox DW/DFF 06 & 08 Ask us to source it →
P021026 Bush clutch nut DFF08 Ask us to source it →
P021027 Bush hat DFF08 Ask us to source it →
P021088 Bush nylon DFF08 end bearing Ask us to source it →
P021089 Bush nylon DFF08 brake Ask us to source it →
P021090 Bush nylon DFF08 drum (2) Ask us to source it →
P071001 Clutch nut SS316 DFF08 Ask us to source it →
P111011 Handle clutch DFF08 Ask us to source it →
P131020 Declutcher pawl DFF08 freefall Ask us to source it →
P151035 Brake pin nylon DFF08/10 Ask us to source it →
P151039 Plunger pin – DFF08 Ask us to source it →
P211010 End washer DW/DFF08 Ask us to source it →
P211047 Washer nylon 96×32×3mm Ask us to source it →
P211051 Washer nylon DFF08 pawl Ask us to source it →
P221037 Base SS316 DFF08/DW08 drum winch Ask us to source it →
S141001 Bolt cup hd SS316 8mm × 25mm (4) Ask us to source it →
S201004 Nut hex SS304 M8 (4) Ask us to source it →
S361009 Screw hex hd SS304 M8 × 20mm (3) Ask us to source it →
S361063 Spring plunger VFF600 Atlantics SPG mod SS304 Ask us to source it →
S361064 DFF08 freefall compression brake spring SS316 Ask us to source it →
S751007 Washer flat SS304 5/16" × 1" Ask us to source it →
S751020 Washer flat SS316 M8 (5) Ask us to source it →
S761005 Washer spring SS304 M8 (7) Ask us to source it →

DW10 DC

Muir DW10 drum winch exploded view with item numbers

Part no. Description
G041012 1200W / VF49 motor gearbox combination Ask us to source it →
K061055 Drum assembly DW10/12/15 Ask us to source it →
P011169 Nylon gasket adaptor & VF 49 gearbox DW/DFF 10 Ask us to source it →
P021067 Bush moly hat bush DW06-15 Ask us to source it →
P121034 Key brass 5/16" × 5/16" × 120mm Ask us to source it →
P211011 End washer HR/DW/DFF10-12-15 Ask us to source it →
P221038 Base SS316 DFF10/15 DW10/15 drum winch Ask us to source it →
S141002 Bolt cup hd SS316 M10mm × 30mm (4) Ask us to source it →
S201006 Nut hex SS316 M10 (4) Ask us to source it →
S361015 Screw hex hd SS304 M10 × 25mm (2) Ask us to source it →
S751014 Washer flat SS316 10mm × 30mm × 2.5 DIN mudguard Ask us to source it →
S761014 Washer spring SS316 M10 (6) Ask us to source it →

DFF10 DC (free fall)

Muir DFF10 drum winch exploded view with item numbers

Part no. Description
G041012 1000W / MVF49 motor gearbox combination (printed "1000ww") Ask us to source it →
K061053 Drum assembly DFF10 Ask us to source it →
K061057 Shaft assembly DFF10, comprising: Ask us to source it →
P081022 O cone bronze DFF 10 Ask us to source it →
P121027 Key brass 5/16 × 5/16 × 82mm Ask us to source it →
P121049 Key Mak-A-Key 3 × 3 × 9mm Ask us to source it →
P151011 Drive pin SS316 VR/VRC 850/1250A 3/8" × 55mm Ask us to source it →
P181094 Shaft DFF10 free fall drum winch Ask us to source it →
P011169 Nylon gasket adaptor & VF 49 gearbox DW/DFF 10 Ask us to source it →
P021028 Bush clutch nut DFF10 Ask us to source it →
P021029 Bush hat DFF10 Ask us to source it →
P021088 Bush nylon DFF08 end bearing Ask us to source it →
P021091 Bush nylon DFF10 brake Ask us to source it →
P021092 Bush nylon DFF10 drum (2) Ask us to source it →
P071002 Clutch nut SS316 DFF10 Ask us to source it →
P111012 Handle clutch DFF10 Ask us to source it →
P131021 Declutcher DFF10 Ask us to source it →
P151032 Pin – plunger DFF10/DFF12/DFF15 Ask us to source it →
P151035 Brake pin nylon DFF08/10 Ask us to source it →
P211011 End washer HR/DW/DFF10-12-15 Ask us to source it →
P211050 Washer Nylacast 120×40×3mm DFF10 Ask us to source it →
P211051 Washer nylon DFF08 pawl Ask us to source it →
P221038 Base SS316 DFF10/15 DW10/15 drum winch Ask us to source it →
S141002 Bolt cup hd SS316 M10 × 30mm (4) Ask us to source it →
S201006 Nut hex SS316 M10 (4) Ask us to source it →
S361009 Screw hex hd SS304 M8 × 20mm Ask us to source it →
S361028 Screw hex hd SS316 M10 × 25mm (2) Ask us to source it →
S361064 DFF08 freefall compression brake spring SS316 Ask us to source it →
S361066 DFF10 compression plunger spring SS316 Ask us to source it →
S751010 Washer flat SS316 3/8" × 1" (2) Ask us to source it →
S751020 Washer flat SS316 M8 Ask us to source it →
S761007 Washer spring SS304 M10 (6) Ask us to source it →
S761012 Washer spring SS316 M8 Ask us to source it →

DW12 DC

Muir DW12 drum winch exploded view with item numbers

Part no. Description
G061015 1500W / MVF63 motor gearbox combination Ask us to source it →
K061055 Drum assembly DW10/12/15 Ask us to source it →
P011025 Adaptor alloy MVF63 – DW12 to DW 15 Ask us to source it →
P011170 Nylon adaptor gasket Ask us to source it →
P021067 Bush moly hat bush DW06-15 Ask us to source it →
P121034 Key brass 5/16" × 5/16" × 120mm Ask us to source it →
P211011 End washer HR/DW/DFF10-12-15 Ask us to source it →
P221038 Base SS316 DFF10/15 DW10/15 drum winch Ask us to source it →
P241055 Stud M10 × 42mm (4) Ask us to source it →
S221003 Nut Nyloc SS304 M10 (4) Ask us to source it →
S361015 Screw hex hd SS304 M10 × 25mm (2) Ask us to source it →
S751014 Washer flat SS316 M10 × 30.0mm × 2.5 DIN mudguard Ask us to source it →
S761014 Washer spring SS316 M10 (6) Ask us to source it →
S451019 Screw SHCS SS304 M8 × 20mm (4) Ask us to source it →

DFF12 DC (free fall)

Muir DFF12 drum winch exploded view with item numbers

Part no. Description
G061014 1200W / MVF63 motor gearbox combination Ask us to source it →
K061053 Drum assembly DFF10 Ask us to source it →
K061057 Shaft assembly DFF10, comprising: Ask us to source it →
P081022 O cone bronze DFF 10 Ask us to source it →
P121027 Key brass 5/16 × 5/16 × 82mm Ask us to source it →
P121049 Key Mak-A-Key 3 × 3 × 9mm Ask us to source it →
P151011 Drive pin SS316 VR/VRC 850/1250A 3/8" × 55mm Ask us to source it →
P181094 Shaft DFF10 free fall drum winch Ask us to source it →
P011170 Nylon adaptor gasket Ask us to source it →
P021028 Bush clutch nut DFF10 Ask us to source it →
P021029 Bush hat DFF10 Ask us to source it →
P021088 Bush nylon DFF08 end bearing Ask us to source it →
P021091 Bush nylon DFF10 brake Ask us to source it →
P021092 Bush nylon DFF10 drum (2) Ask us to source it →
P071002 Clutch nut SS316 DFF10 Ask us to source it →
P111012 Handle clutch DFF10 Ask us to source it →
P131021 Declutcher DFF10 Ask us to source it →
P151032 Pin – plunger DFF10/DFF12/DFF15 Ask us to source it →
P151035 Brake pin nylon DFF08/10 Ask us to source it →
P211011 End washer HR/DW/DFF10-12-15 Ask us to source it →
P211050 Washer Nylacast 120×40×3mm DFF10 Ask us to source it →
P211051 Washer nylon DFF08 pawl Ask us to source it →
P221038 Base SS316 DFF10/15 DW10/15 drum winch Ask us to source it →
P241055 Stud SS304 M10 × 42mm (4) Ask us to source it →
S201006 Nut hex SS316 M10 (4) Ask us to source it →
S361009 Screw hex hd SS304 M8 × 20mm Ask us to source it →
S361028 Screw hex hd SS316 M10 × 25mm (2) Ask us to source it →
S361064 DFF08 freefall compression brake spring SS316 Ask us to source it →
S361066 DFF10 compression plunger spring SS316 Ask us to source it →
S751010 Washer flat SS316 3/8" × 1" (2) Ask us to source it →
S751020 Washer flat SS316 M8 Ask us to source it →
S761007 Washer spring SS304 M10 (6) Ask us to source it →
S761012 Washer spring SS316 M8 Ask us to source it →

Warranty

  • 3 years for the first owner, from the date of purchase, against defects in material and workmanship; effective on receipt of the warranty registration with the serial number.
  • Charter or hire vessels: 1 year. Limited to twelve months for electric motors/controls, hydraulic pumps/controls/valves, weather seals and use on charter/hire/commercial boats.
  • Not covered: normal wear, neglect, lack of maintenance, accident, improper installation or service by anyone other than an authorised Muir representative, use outside the performance specification. Defective product must be returned to Muir for inspection; freight and removal/installation labour are not covered.

This document covers the Muir models named above, as printed in the PDF. The Muir windlasses we stock today are listed below; motor ratings and parts can differ between generations, so check the model plate and ask us before ordering spares.

Need a part that isn't listed? Ask us to source it and quote the part number from the PDF.

Products in this Manual