Part Location Diagram of 6684690 Tanaka Metering Diaphragm
See part 39 in the diagram
( Grid squares measure 1x1 inch )

Metering Diaphragm 6684690

Manufactured by:
Tanaka
ERP Number:
ERP9990265
Part Number:
6684690
Original Equipment Manufacturer ?
  Works with your model  RB24EAP!
In Stock
Delivers in 3-5 Business Days!

A Bit Difficult 

30 - 60 mins 

(2 rated repairs) ?
  Works with your model   RB24EAP!

Product Description

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This part is available as an individual replacement. The metering diaphragm goes between the diaphragm gasket and the diaphragm cover. During replacement, it may require a screwdriver to help install this item correctly. It is made of a thin material and will need to be replaced if it becomes broken. This is a genuine OEM sourced part which is specially designed for use with Tanaka and Hitachi blowers, chain saws, drills, trimmers, and saws.

Troubleshooting

This part works with the following brands:
  • Hitachi
  • Tanaka
This part works with the following products:
  • Trimmer
  • Chainsaw

Customer Part Reviews

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5.0
Average Rating (out of 5):
★★★★★
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(1 Review)
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Questions & Answers

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Customer Repair Instructions

All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.

A Bit Difficult 

30 - 60 mins 

(2 rated repairs) ?
  • 1
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Sorry, we couldn't find any existing installation instruction that matched.

weed eater was leaking fuel from carburator

Bill from NEW IBERIA, Louisiana

0 of 1 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers, Socket set, Wrench set
Parts Used:
6699322, 6685220, 6684693, 6684690
changed parts to carburator
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Blower not running right

Frank from Atlanta, Georgia

0 of 1 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Screw drivers
Parts Used:
6691234, 6684695, 6684693, 6684690
After watching your YouTube video on \"How to Clean a Two-Cycle/Two-Stroke Engine Carburetor\". I was able to repair my carburetor with no problems. Then I just removed the return grommet and installed the return tube into it, then put some oil on the grommet and inserted it in the fuel tank, then attached it to the carburetor. Here is the copy of the video. https://www.youtube.com/watch?v=Z18WwhxEtxI
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Model Cross Reference

This part works with the following models:
ERP Number: ERP9990265
Manufacturer Part Number: 6684690
Brand Model Number Description
Hitachi CG22EAB Trimmer - Trimmer
Hitachi CG22EABSLP Trimmer - Grass Trimmer
Hitachi CG22EAD Trimmer - Trimmer
Hitachi CG22EADSLP Trimmer - 21.1cc Split Shaft Grass Trimmer
Hitachi CG24EAS Trimmer - Trimmer
Hitachi CG24EBD Trimmer - Trimmer
Hitachi CG24EBDP Trimmer - Trimmer
Hitachi CG24EBS Trimmer - Trimmer
Hitachi CG24EBSP Trimmer - Trimmer
Hitachi CG24EKSL Trimmer - 23.9 cc Straight Shaft Grass Trimmer
Hitachi CS33EB16 Chainsaw - 16" Rear Handle Chainsaw 32.2cc
Hitachi CS33EDTP Chainsaw - Engine Chainsaw
Hitachi CS33ET Chainsaw - Engine Chainsaw
Hitachi CS40EA Chainsaw - Gas Powered Rear Handle Chain Saw
Hitachi CS40EA18 Chainsaw - Chainsaw
Hitachi CS51EAP Chainsaw - Chainsaw
Hitachi RB24EAP Leaf Blower / Vacuum - 23.9cc Handheld Blower
Tanaka TCG-22EAB Trimmer - Grass Trimmer
Tanaka TCG-22EAS Trimmer - Brush Cutter
Tanaka TCS-3301PFS Chainsaw - 32cc Chainsaw
Tanaka TCS-3351PFS Chainsaw - 32cc Rear Handle Chainsaw
Hitachi TCS-40EA Chainsaw - 40cc Chainsaw
Hitachi TCS33EB-14 Chainsaw - 32cc Rear Handle Chainsaw
Hitachi TCS33EB-16 Chainsaw - 32cc Rear Handle Chainsaw
Tanaka TCS33EDTP Chainsaw - Gas Chainsaw
Tanaka TED-270PFDH Gas Engine Drill - Dual Handle Bulb Planting Drill
Hitachi TRB65EF Leaf Blower / Vacuum - 64.7CC Backpack Blower