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MTD
Log Splitter

Model # 630 Official MTD log splitter

Here are the diagrams and repair parts for Official MTD 630 log splitter, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 88 parts  |
Lawn Tractor Hex Bolt (replaces 910-0427, 910-3144) 710-3144

#100

All parts diagram

Lawn tractor hex bolt (replaces 910-0427, 910-3144)

Part #710-3144

This item is not returnable
$5.64 | 
15% OFF Phone Price : $6.64
In Stock
Unknown Brand Name #689 Lawn Tractor Cotter Pin (replaces 01002627, 714-04039a) 714-0162

#2

All parts diagram

Unknown brand name #689 lawn tractor cotter pin (replaces 01002627, 714-04039a)

Part #714-0162

$7.57 | 
12% OFF Phone Price : $8.57
In Stock
Air Valve 734-0255

#4E

All parts diagram

Air valve

Part #734-0255

Replaced by #934-0255

?
Manufacturer substitution
This part replaces 734-0255. Substitute parts can look different from the original.
This item is not returnable
$5.43 | 
16% OFF Phone Price : $6.43
In Stock
Toro Lawn & Garden Equipment Lock Washer (replaces 936-0169) 736-0169

#50

All parts diagram

Toro lawn & garden equipment lock washer (replaces 936-0169)

Part #736-0169

This item is not returnable
$5.26
In Stock
Valve 717-0899

#32

All parts diagram

Valve

Part #717-0899

Replaced by #918-0481A

?
Manufacturer substitution
This part replaces 717-0899. Substitute parts can look different from the original.
$332.74 | 
$12.00 OFF Phone Price : $344.74
In Stock
Log Splitter Adjustable Gib (replaces 781-0351-0637, 781-0637) 781-0351

#26

All parts diagram

Log splitter adjustable gib (replaces 781-0351-0637, 781-0637)

Part #781-0351

This item is not returnable
$29.03 | 
17% OFF Phone Price : $35.03
In Stock
Lawn & Garden Equipment Screw 710-0411
Lawn & garden equipment screw

Part #710-0411

$12.51 | 
14% OFF Phone Price : $14.51
In Stock
Lawn & Garden Equipment Spring 732-0583

#21

All parts diagram

Lawn & garden equipment spring

Part #732-0583

This item is not returnable
$18.76 | 
10% OFF Phone Price : $20.76
Back Order
Hex Screw 710-3080

#41

All parts diagram

Hex screw

Part #710-3080

Replaced by #710-0411

?
Manufacturer substitution
This part replaces 710-3080. Substitute parts can look different from the original.
$12.51 | 
14% OFF Phone Price : $14.51
In Stock
Wheel Assembly 734-1016

#4A

All parts diagram

Wheel assembly

Part #734-1016

Replaced by #634-0186

?
Manufacturer substitution
This part replaces 734-1016. Substitute parts can look different from the original.
$267.03 | 
$12.00 OFF Phone Price : $279.03
In Stock

Most common symptoms to help you fix your log splitters

Choose a symptom to see related log splitter repairs.

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Why does my log splitter's hydraulic valve leak?

Main cause: worn hydraulic valve seals around the actuator rod…

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Why won't my log splitter's hydraulic cylinder extend the wedge?

Main causes: broken pump coupler, clogged hydraulic fluid filter, bad hydraulic control valve, broken hydraulic pump, ba…

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Why does my log splitter's hydraulic cylinder leak?

Main cause: worn hydraulic cylinder seals…

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Why does my log splitter's hydraulic pump leak?

Main cause: worn hydraulic pump seals…

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Why does my log splitter's engine leaks oil or gas?

Main causes: leaky head gasket, damaged sump gasket, leaky oil drain plug, damaged fuel line, bad carburetor seals…

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Why does my log splitter's engine run rough or misfire?

Main causes: dirty carburetor, bad spark plug, clogged air filter, stale fuel…

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Why won't my log splitter's engine start?

Main causes: dirty carburetor, stale fuel, bad spark plug, broken recoil starter…

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Most common repair guides to help fix your log splitters

These step-by-step repair guides will help you safely fix what’s broken on your log splitter.

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How to replace a log splitter recoil starter

How to replace a log splitter recoil starter

The recoil starter spins the engine on the log splitter when you pull the starter rope, and the rope retracts when relea…

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Repair difficulty
Time required
 15 minutes or less
How to replace a log splitter flexible pump coupler

How to replace a log splitter flexible pump coupler

The flexible nylon log splitter pump coupler deteriorates over time. Replace the flexible pump coupler if it begins to v…

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Repair difficulty
Time required
 15 minutes or less
How to replace a log splitter fuel line

How to replace a log splitter fuel line

The fuel line carries the fuel supply from the gas tank to the carburetor. If the fuel line is cracked and leaking, repl…

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Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your log splitters

Use the advice and tips in these articles to get the most out of your log splitter.

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Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

This chart will help you find the right carburetor for your Craftsman snowblower, tiller or log splitter.…

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Log splitter common questions

Log splitter common questions

Learn more about your log splitter with these frequently asked questions.…

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How to change the hydraulic fluid in a log splitter

How to change the hydraulic fluid in a log splitter

Learn how to change the hydraulic fluid in your log splitter.…

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