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Date: December 13, 2013
No. B-2112
Service Bulletin
Ariens Company
655 W. Ryan St.
Brillion, WI 54110
www.ariens.com
Product Family: Ariens Deluxe Sno-Thro Models 921024 and 921030
Subject: Possible No-Start Condition
Dealer Action: Troubleshoot and Repair as Necessary
Engine
Model Number
Ariens AX 254cc
PW6HK17750178EABGILOQUVX59E1M
Ariens Company has learned that some Deluxe models 921024 and 921030 with AX 254cc engines with
the model number above may exhibit a no-start condition.
LCT has issued an Informational Bulletin to address this condition.
Please reference the attached Informational Bulletin (see page 2), for engine identification information and
troubleshooting and repair steps.
Standard warranty applies. Dealers will be reimbursed .50 hours at their standard shop labor rates for each
machine repaired.
For additional information, contact Ariens Technical Service at 920-756-4688.
Page 1 of 4
Informational Bulletin
To:
LCT Service Center
Date:
12/13/2013
LCT Model Affected:
PW6HK17750178EABGILOQUVX59E1M
Ariens Models:
92102400, 9210300
RE: Possible No Start
There is a possibility of a NO START condition on some 254cc spec Ariens AX Series Snow Blower Engines
This condition could exist on above listed Engine Model Number which is located on the Engine Cylinder Case in the
location depicted below.
Please see the below trouble shooting procedure to identify this condition and remedy the situation.
Cordially,
Eric Bozell
Supplier Quality Assurance
Liquid Combustion Technology
100 Roe Road
Travelers Rest, SC 29690
864-660-8018
[email protected]
Liquid Combustion Technology
100 Roe Road, Travelers Rest, SC 29690
INFORMATIONAL BULLETIN
Informational Bulletin
HIGH TENSION LEAD SPARK INSPECTION PROCEDURE FOR LCT/ARIENS AX ENGINE MODEL NUMBER
PW6HK17750178EABGILOQUVX59E1M
TROUBLE SHOOTING NO SPARK CONDITION
1.
2.
3.
4.
5.
6.
Remove Spark Plug Cap and install spark plug in removed cap
Install Safety Key Switch and switch Rocker Switch into ON position
Hold Spark Plug tip against Valve Cover
Pull Recoil rope and check for spark
If no spark:
a. Remove White Ground Wire from cylinder
air flow shield at base of cylinder and Retest
(see picture to the right)
b.
If spark occurs, removal of the front shields
are required to correct an identified interference
condition between Rocker Switch blade connections (A), and
Throttle Linkage Rod Drip Shield (B)
c.
d.
If spark DOES NOT occur, Ignition Coil is defective and needs to be replaced.
RECONNECT WHITE GROUND WIRE WHEN FINISHED WITH PROCEDURE
If spark was obtained when disconnecting White Ground Wire, follow the below procedure to further troubleshoot:
a.
Remove Four (4) Muffler Shield screws and
set shield to the side for later reassembly
b.
c.
Remove Four (4) Heater Box screws
Remove Choke knob and Idle Down Device knob
d.
e.
Gently lift Heater Box over Choke Extension Shaft and repeat initial Spark Test listed in steps 1 through 4 above
If Spark is obtained after this procedure, Drip Shield and Rocker Switch blade(s) have an assembly interference
condition
Complete Warranty Form for NO START inspection
f.
Liquid Combustion Technology
100 Roe Road, Travelers Rest, SC 29690
INFORMATIONAL BULLETIN
Interference Condition Correction Procedure
1.
With Heater Box still removed reform Throttle Linkage Drip Shield (See 5(b) above) by pressing down on shield towards top
of blower housing as indicated by yellow arrow shown in 5(b)
a. Verify shield is not pressed down too far to cause an engagement condition with throttle linkage rod.
b. Modify Rocker Switch Lower Blade to ensure interference condition is prevented
i. Using Needle Nose Pliers, fold down lower blade connector [lower right side when reading Run/Stop text]
Lower Right Blade Connector
2.
3.
4.
Reassemble Heater Box ensuring wire harness does not get pinched/damaged during reassembly
Repeat initial Spark Test listed in steps 1 through 4 above
If Spark is still present, reassemble Muffler Shield and reinstall Spark Plug Boot to engine spark Plug.
Liquid Combustion Technology
100 Roe Road, Travelers Rest, SC 29690
INFORMATIONAL BULLETIN