![background image](http://html1.mh-extra.com/html/bush-hog/hdz-3-series/hdz-3-series_operators-manual_2834810077.webp)
3. Check to be sure there are no twist in the belt and the
belt routing is correct.
4. Tighten the Outer Nut to apply tension to the Belt Ten-
sioner Idler Pulley.
5. Before re-installing the foot plate the newly installed
belt tension should be adjusted.
Adjusting the Mower Deck Belt
6. To adjust the belt tension, the spring should measure
seven (7-1/2”) inches from the ends of loops, as
shown in the illustration. This is achieved by turning
the Adjusting Nuts on the Tension Rod against the
Bracket.
5. When desired belt tension is achieved, tighten the two
nuts against the bracket.
6. Re-Install the outer belt shields and foot plate.
MAINTENANCE
MAINTENANCE
HDZ-3 ZT 05/19
Maintenance Section 6-7
© 2019 Alamo Group Inc.
Mower Deck V-Belts
Mower deck V-Belts should be checked every 100 hours
of usage and more often under heavy usage.
Inspect belts for severe cracking and large nicks.
NOTE:
Belts will show small cracks under normal oper-
ation.
Mower Deck Belt Removal
and Installation
Mower Deck Belt Removal
1 Park the Zero Turn Mower on a flat level surface and
set the parking brake.
2. Lower the deck to its lowest cutting position.
3. Remove the foot plate and outer belt shields.
4. Let the tension off the Belt Tension Idler Pulley by
backing off the outer nut on the Tension Rod until the
belt has enough slack to be removed from the pulleys.
5. Remove the belt from the deck pulleys.
6. At the rear of the Zero Turn Mower remove the belt
from the clutch pulley. Then remove the belt from
under the Zero Turn Mower.
Mower Deck Belt Installation
For further reference, there is a Decal (Belt Installa-
tion Diagram) applied to the Deck.
1. Place the belt on the deck pulleys as illustrated above.
2. Route the belt to the clutch pulley and install.
belt routing is correct.
Out
er
Nut
T
en
s
i
o
n
Sp
ring
Be
lt
Be
lt T
en
s
i
o
n
Idl
er
P
ull
e
y
Be
lt
I
n
st
a
ll
a
t
i
o
n
D
e
c
a
l
T
en
s
i
o
n
Rod
Summary of Contents for HDZ-3 Series
Page 2: ......
Page 4: ......
Page 8: ......
Page 12: ......
Page 13: ...SAFETY SECTION 1...
Page 14: ......
Page 15: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 1 2019 Alamo Group Inc...
Page 16: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 2 2019 Alamo Group Inc...
Page 17: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 3 2019 Alamo Group Inc...
Page 18: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 4 2019 Alamo Group Inc...
Page 19: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 5 2019 Alamo Group Inc...
Page 20: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 6 2019 Alamo Group Inc...
Page 21: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 7 2019 Alamo Group Inc...
Page 22: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 8 2019 Alamo Group Inc...
Page 23: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 9 2019 Alamo Group Inc...
Page 24: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 10 2019 Alamo Group Inc...
Page 25: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 11 2019 Alamo Group Inc...
Page 26: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 12 2019 Alamo Group Inc...
Page 27: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 13 2019 Alamo Group Inc...
Page 28: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 14 2019 Alamo Group Inc...
Page 29: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 15 2019 Alamo Group Inc...
Page 30: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 16 2019 Alamo Group Inc...
Page 31: ...SAFETY SAFETY 2019 Alamo Group Inc HDZ 3 ZT 05 19 Safety Section 1 17...
Page 32: ...SAFETY HDZ 3 ZT 05 19 Safety Section 1 18 SAFETY 2019 Alamo Group Inc...
Page 35: ...SAFETY SAFETY 2019 Alamo Group Inc HDZ 3 ZT 05 19 Safety Section 1 21 Safety Decal Pictorials...
Page 36: ...HDZ 3 ZT 05 19 Safety Section 1 22 Safety Decal Pictorials SAFETY SAFETY 2019 Alamo Group Inc...
Page 37: ...SAFETY SAFETY 2019 Alamo Group Inc Safety Decal Pictorials HDZ 3 ZT 05 19 Safety Section 1 23...
Page 38: ...SAFETY SAFETY 2019 Alamo Group Inc HDZ 3 ZT 05 19 Safety Section 1 24 Safety Decal Pictorials...
Page 39: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 25 2019 Alamo Group Inc...
Page 40: ......
Page 41: ...INTRODUCTION SECTION 2...
Page 42: ......
Page 46: ......
Page 47: ...CONTROLS SECTION 3...
Page 48: ......
Page 56: ......
Page 57: ...OPERATION SECTION 4...
Page 58: ......
Page 64: ......
Page 65: ...TRANSPORTING SECTION 5...
Page 66: ......
Page 69: ...MAINTENANCE SECTION 6...
Page 70: ......
Page 87: ...STORAGE SECTION 7...
Page 88: ......
Page 90: ......
Page 91: ...TROUBLE SHOOTING SECTION 8...
Page 92: ......
Page 94: ......
Page 95: ...TECHNICAL DATA SECTION 9...
Page 96: ......
Page 101: ...TECHNICAL DATA TECHNICAL HDZ 3 ZT 05 19 Technical Data Section 9 5 2019 Alamo Group Inc...
Page 103: ...TECHNICAL DATA TECHNICAL HDZ 3 ZT 05 19 Technical Data Section 9 7 2019 Alamo Group Inc NOTES...
Page 104: ......
Page 105: ......
Page 106: ...HDZ 3 SERIES ZERO TURN MOWER P N 50080653 Printed in U S A...