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VRC4500 - VERTICAL WINDLASS
INSTALLATION AND INSTRUCTION MANUAL
(M
I
O
)
UST BE READ PRIOR TO
NSTALLATION AND
PERATION
DESIGNED, MANUFACTURED AND SUPPLIED BY:
Muir Engineering Group Pty Ltd (HEAD OFFICE)
100 Browns Road, Kingston 7050 Tasmania Australia Tel:
ITN'L (61-3), AU (03) 6229 0600
Fax: ITN'L (61-3), AU (03) 6229 7030
Email: info@muir.com.au Web:
www.muir.com.au
T h e w o r l d
p o w e r
i n
w i n d l a s s e s & a n c h o r i n g
s y s t e m s
1
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Summary of Contents for Muir VRC4500
- Page 1 UST BE READ PRIOR TO NSTALLATION AND PERATION DESIGNED, MANUFACTURED AND SUPPLIED BY: Muir Engineering Group Pty Ltd (HEAD OFFICE) 100 Browns Road, Kingston 7050 Tasmania Australia Tel: ITN’L (61-3), AU (03) 6229 0600 Fax: ITN’L (61-3), AU (03) 6229 7030 Email: info@muir.com.au Web:...
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Page 2: Table Of Contents
CONTENTS SECTION 1 SYNOPSIS Scope of supply SECTION 2 GENERAL DESCRIPTIONS Line Type Gearbox Description Motor Description SECTION 3 WINDLASS INSTALLATIONS Installation Operation Safety Maintenance Lubrication Bolt Torque Settings SECTION 4 APPENDIXES Motor Specifications Gearbox specifications Exploded / general layout drawings Warranty... -
Page 3: Scope Of Supply
Installation manuals GENERAL DESCRIPTION The VRC4500 Model Vertical Windlass is powered by an electric motor through a single stage worm drive reduction. The windlass consists of a gypsy and capstan mounted on a stainless steel drive shaft supported by low friction bearings, mounted on a Stainless Steel base plate. -
Page 4: Installation
Muir also recommends that a counterbalance valve be squeeze out as the mounting bolts are tightened. installed to the hydraulic motor to prevent runback. - Page 5 VRC4500/5000 VERTICAL WINDLASS OPERATION Note 1: For round base model windlasses the brake locator is mounted to the deck. Note 2: Tighten and slacken brake band to positions to centralize brake band position before drilling locator to deck. This operation can be performed from above and below deck. The deck plate in each case remains in place The reduction gear and motor assembly can be removed by first undoing the lock bolt located under the gear drive in the end of the main shaft.
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Page 6: Operation
It is important that all bolts are tightened appropriately to ensure service reliability and structural integrity. The following are suggested torque/preload values for the general bolt sizes found on Muir Windlasses. Muir also recommends the use of thread locking compounds on threads to reduce loosening and corrosion. - Page 7 VRC4500/5000 VERTICAL WINDLASS OPERATION RAISING THE ANCHOR Before lifting the anchor ensure that the clutch is fully The anchor can now be lifted by operating the control. engaged and locked into position before releasing the brake band and then the chain stopping device.
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Page 8: Maintenance
VRC4500/5000 VERTICAL WINDLASS MAINTENANCE ELECTRIC OR HYDRAULIC MOTORS It is recommended that lubrication is performed on Although these motors are water resistant some a regular basis, at least 4-6 times a year, and protection from the sea air and should be provided by increased if usage is higher than normal.
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