OPERATION
CY72 01/08
Operation Section 4-6
© 2008 Alamo Group Inc.
OPERA
T
ION
The horsepower required to operate the mower depends on several operating factors including the vegetation
to be cut, terrain condition, operator experience, condition of the mower and tractor, and others. For most
mowing conditions, the CY72 mower requires a tractor with a minimum of 40 HP. Operating the mower with a
tractor that does not have adequate power may damage the tractor engine. Exceeding 75 HP may cause
mower damage by overpowering the unit in heavy cutting conditions.
3.3 3-Point Hitch
The tractor 3-point hitch must be rated to lift at least
1338 lbs. if attaching a CY72 mower.
CY/72 mowers can attach to tractor’s with either a
CAT I or II hitch. Refer to the tractor operator’s
manual for the category of the tractor used. If the
hitch does not conform to ASAE Cat I or II
dimensions, the mower may not fit or raise properly.
Consult an authorized dealer for possible
modification procedures to mount nonconforming
hitches.
Use the correct hitch pins for the hitch category
being used. For a Cat I hitch, 7/8” lower and 3/4”
upper diameter hitch pins are used and Cat II
hitches require 1-1/8” lower and 1” upper diameter
hitch pins.
CAT I Implement / Hitch Specification
CAT II Implement/ Hitch Specification
Width from outside to outside A-frame.... 26 7/8”
Width from outside to outside A-frame....32-3/8”
Quick Hitch width inside lug to lug ......... 27 1/8”
Quick Hitch width inside lug to lug ..........33-5/8”
Height from bottom hitch pin to top pin ... 18”
Height from bottom hitch pin to top pin ...19”
Lower pin diameter ................................. 7/8”
Lower pin diameter .................................1-1/18”
Upper pin diameter ................................ 3/4”
Upper pin diameter .................................1”
Lynch pin diameter ................................. 15/32”
Lynch pin diameter..................................15/32”
3.4 Front End Weight
A minimum of 20% total tractor weight must be maintained on the tractor front end at all times. Front end
weight is critical to maintain steering control and to prevent the tractor from rearing up while driving. If the
front end is too light, add weight until a minimum of 20% total weight is reached on the front tires. Front
weights and weight carriers can be purchased through an authorized tractor dealership.
OPS-U- 0005
Summary of Contents for CY72
Page 7: ...Safety Section 1 1 2008 Alamo Group Inc SAFETY SECTION...
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Page 71: ...Introduction Section 2 1 2008 Alamo Group Inc INTRODUCTION SECTION...
Page 75: ...Assembly Section 3 1 2008 Alamo Group Inc ASSEMBLY SECTION...
Page 83: ...Operation Section 4 1 2008 Alamo Group Inc OPERATION SECTION...
Page 125: ...Maintenance Section 5 1 2008 Alamo Group Inc MAINTENANCE SECTION...
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Page 136: ...CY 72 SOM 01 08 P N 00757419C Printed U S A CY 72 ROTARY CUTTER...