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© 2004 Alamo Group Inc.
2-10
HYDRO 15 (HY15)
SERVICE BULLETIN No. 050504
Alamo Industrial Technical Services Department
1502 East Walnut
Seguin, Texas 78155
830-372-2708
Blade Carrier Retaining Bolts:
Subject: Due to the Possibility of Bolts that may not meet Alamo Industrial Standard being
used in the production process all bolts that meet the Serial Number list below should be changed. This
will apply to bolts that were used at factory during assembly process, This WILL NOT include Bolts that
were used as replacement parts. If you have a model with the following serial numbers replace the bolts
and Lockwashers. Because there are more than one length of Bolt involved it will be required to use
the appropriate Parts Manual to determine the Bolt and Washer Number that applies to your model.
Service Required:
1. Remove the Four Allen Head Bolts in the center of the Blade Carrier one bolt and Lockwasher
at a time. DO NOT remove all four bolts at one time and DO NOT INSTALL bilts that are longer
or shorter than bolts that were removed.
2. Replace one Bolt and Lockwasher, torque it to 400 ft. lbs. then move on to the next bolt.
3. Continued this until all four bolts have been replaced.
Models: A-Boom Rotary Heads, HY15, HY60, MR60 Machete
Rotary Heads , Rear Mount Rotary Heads, Versa Rotary Heads,
BA60 Heads
Date:
May. 5, 2004
Bulletin No:
050504
Parts:
100 % at Dealer Net
Labor:
1 hr. at Dealer registered
Shop Rate
Termination Date:
Aug. 5, 2004
Old Parts Disposition:
Hold All Parts for disposi-
tion under Warranty
Policy
Warranty Compensation will be provided following proper filing of warranty claim in accordance with
the Alamo Industrial Warranty Policy. Claim allowance may vary in accordance with laws governing a
specific region. Any Warranty associated with this service bulletin must be within authorized dates.
Figure 1
Blade carrier retaining
Bolt & Lockwasher Qty
4 per carrier
Parts Required:
Part No. Qty Description
See Manual 4 Allen Head Bolt
See Manual 4 Lockwashers
A-Boom S/N 06045 to 06071
B/A S/N 02534 to 02552
HY15 S/N 02416 to 02418
HY60 S/N 01211 to 01211
Machete S/N 01360 to 01364 &
S/N 02017 to 02036
MR60 S/N 02035 to 02035
RM S/N 02405 to 02405
Versa S/N 05175 to 05178 &
S/N 06336 to 06394
Blade carrier
Spindle
Torque to 400 ft. lbs.