National Mower HYD70OM-8/99 Lawn Mower User Manual


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NATIONAL HYDRO 70" TRIPLEX
®
9
4ASSEMBLY INSTRUCTIONS
4.1ASSEMBLY
The Hydro 70 is shipped in two separate crates, one for
the tractor and one for the cutting units.
4.2TRACTOR ASSEMBLY
1. Disassemble crating for the tractor carefully to
prevent damage to components.
2. Remove the tape holding the keys in the steering
shaft. Position the handlebar assembly over the shaft
and key securing it with set screws provided it the
handle bar.
3. For removal of handle bar see Section 8.12.
4. Remove the tower cover. Refer to section 3.4 for
battery specifications. Install the battery on the base
inside the tower. Attach the red wire to the positive
terminal of the battery and attach the black ground wire
to the negative terminal of the battery. Replace and
secure the tower cover.
5. The seat base is temporally held together for
shipment. Remove and discard the fastener securing
the seat base to the spring plate. Position the seat
slider, which is assembled to the seat, onto the seat
base plate and secure with locknuts provided.
Attach the safety switch wires to the switch located
under the seat. Wires can be connected to either
terminal.
HANDLE BAR
KEY
COVER
6. Tires should be checked and if necessary adjusted for
proper inflation. Refer to Section 3.3.
7. Check the oil level in the oil tank. Refer to Section 8.10.
8. Check the oil level in the engine. Refer to 3.7 and 5.1.
4.3ASSEMBLY OF REAR CUTTING
UNIT TO TRACTOR
1. Disassemble crating for the cutting units carefully to
prevent damage to components.
2. Position the rear cutting unit under the tractor. The
rear cutting unit can be identified by the reel guard
attached the rear of the cutting unit. Position the cutting
unit with the reel pulley on the right side of the tractor.
Belt tool kit Part# 070008 is available
thru National Mowers parts department.
This tool will simplify the assembly of the
cutting units.
3. Remove the tie wrap holding the pull arm and spring
to the cutting unit. Assemble the pull arm to the tractor
using the sleeve and fastener provided.
NOTE
SEAT
SUPPORT
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