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10

SECTION III

OPERATING INSTRUCTIONS

3-1 General Safety

Only qualified people familiar with this operator’s
manual and the mower’s operator’s manual should
operate this machine.

3-2 Operation And Tips On Mowing

A.

Perform BEFORE EACH USE maintenance list
in paragraph 4-1.

B.

Start mower engine.

C. While seated in the operator’s seat, rotate the

engagement handle of the collection system
away from the mower. Continue to rotate the 
handle until it stops in an over center position. 
With the blower engaged, you can proceed to
operate the control levers of the mower.

D. With the mower engine at high rpm, engage the

mower deck.

NOTE:  If the collection system does not appear to
be collecting the grass clippings, disengage the deck
and blower, then engage the parking brake and turn
the engine off. proceed to Section 3-3 and review
Section 2-6 in this manual.

To obtain the maximum effectiveness from your col-
lection system the tips listed below should be
followed:

*

Watch your speed - Normal conditions will allow
a speed of up to approximately 5 mph, but thick,
heavy damp conditions will require reduced 
ground speed.

*

Mow with sharp blades - A sharp blade cuts
cleaner.

*

Wet grass and leaves will decrease effective-
ness and will increase horsepower require-
ments.

*

Mow at higher cutting heights - Remove and 
mulch no more than 2” of grass length with each 
mowing. (Experts recommend not cutting off 
more than 1/3 of the grass blade length at any
given time.)

*

Mow twice, at different height settings, (high,
then low), if grass is extra tall.

*

Remember that horsepower requirements will
vary with the mowing conditions such as type
and height of turf grass, moisture content,
amount of leaves, whether the terrain is flat or 
hilly, etc.

3-3 Disengagement Of The Blower

A.

To disengage the blower, rotate the engage-
ment handle towards the mower.

WARNING:  To determine when the collection bags
are full, follow the following steps:

A.

Stop the forward movement of the mower.

B.

Disengage the mower deck.

C. Disengage the blower.
D. Engage the parking brake.
E.

Once the parking brake has been engaged, and 
only then, walk behind the mower and check the
collection bags by lifting the hood.The load 
in the bags should not exceed the height of the
installed bags.

F.

To release bags from the frame, lift the bag ring 
from the tab on the bagger frame, slide the bag 
out and turn the bag over to deposit the clippings.

G. Follow steps on page 9 to re-attach the bags 

to the bagger.

NOTE:  Do not allow collection bags to become over
filled as potential damage may occur to your equip-
ment. Also, be sure to clean the hood screen as
needed.

SECTION IV

MAINTENANCE

4-1 Maintenance Checklist

Before each use:
1.

Check blades and spindles to be sure that no for-
eign objects, such as wire or steel strapping
bands, are wrapped around them.

2.

Inspect blades for wear. Replace if necessary. If it 
is necessary to sharpen blades, remove the
blades from the spindles before sharpening. DO 
NOT sharpen blades while still attached to the 
mower.

3.

Make sure all shields are in place and in good
condition. Repair or replace any missing or dam-
aged shields.

4.

Perform lubrication per paragraph 4-2.

5.

Listen for abnormal sounds, which might indicate 
loose parts, damaged bearings, or other damage.
Correct any deficiency before continuing operation.

6.

With the engine off, engage the blower assembly.
Check the belt tension and inspect the pulley belt 
for cracks or tears.

7.

Check for wear or deterioration of the upper or 
lower hoses and the bags.. If there are any por-
tions of the hoses or bags that have been torn or
worn through, replace with genuine BUSH HOG parts.

After Each Use:

1.

Clean all debris from machine especially from the 
bags, underneath the belt shields and off of 
safety decals. Replace any missing or illegible decals.

Summary of Contents for GC-350

Page 1: ...ASSEMBLY OPERATION MAINTENANCE 1006 4 00 50054971 Operator s Manual PZ CZ ZERO TURN MOWER MAX VAC GRASS COLLECTION SYSTEM Models GC 350 GC 350CZ ...

Page 2: ...aler we stock genuine Bush Hog parts which are manufactured with the same precision and skill as our original equipment Our trained service personnel are well informed on methods required to service Bush Hog equipment and are ready and able to help you Should you require additional information or assistance please contact us YOUR AUTHORIZED BUSH HOG DEALER BECAUSE BUSH HOG MAINTAINS AN ONGOING PRO...

Page 3: ...klist 10 4 2 Lubrication 11 Safety Decals 12 Torque Specifications 13 1 RETAIL CUSTOMER S RESPONSIBILITY UNDER THE BUSH HOG WARRANTY It is the Retail Customer and or Operator s responsibility to read the Operator s Manual to operate lubricate maintain and store the product in accordance with all instructions and safety procedures Failure of the operator to read the Operator s Manual is a misuse of...

Page 4: ...ice or adjustment loss of crops or any other loss of income rental of substitute equipment expenses due to loss damage detention or delay in the delivery of equipment or parts resulting from acts beyond the control of Bush Hog THIS LIMITED WARRANTY SHALL NOT APPLY 1 To vendor items which carry their own warranties such as engines tires and tubes 2 If the unit has been subjected to misapplication a...

Page 5: ... not limited to instructions to Keep all guards in place when the machine is in operation Permit no riders on equipment Stop engine disconnect the power source and wait for all machine movement to stop before servicing adjusting cleaning or unclogging the equipment except where the machine must be running to be properly serviced or maintained in which case the employer shall instruct employees as ...

Page 6: ... the equipment safety signs These words are intended to alert the viewer to the existence and the degree of hazard seriousness This signal word indicates a potentially hazardous situation which if not avoided will result in death or serious injury White letters on RED This signal word indicates a potentially hazardous situation which if not avoided could result in death or serious injury It may al...

Page 7: ...ost season clean up The blower mounted on the right side of the unit uses a belt and gearbox system from the engine PTO shaft Drive train protection comes through belt slippage The blower draws grass clippings from the discharge area of the cutter deck up to the collection bags mounted over the rear portion of the ZT frame The operator can engage the blower with a push of the over center linkage o...

Page 8: ...ox assembly and re attach the shield Figures 6 and 7 Figure 6 Gear Box Attaching Bolts 2 2 Attaching Frame Mount Brackets Mount the lower frame weldment which supports the bagger unit to the rear bumper as shown in Figure 4 below using 3 8 16 x 3 bolts flatwashers and 3 8 Nylock nuts Figure 4 Lower Frame Weldment Figure 5 Bracket Mounted on Right Side ZT Frame U Bolt PTO Assembly 3 8 x 1 1 4 Bolt ...

Page 9: ...rough the holes and fasten with a hair pin clip Figure 9 Top Frame Clevis Pin Lower Frame 2 6 Attachment Of Top Assembly To The Upper Frame Assembly Align the pivot brackets of the top assembly to the pivot points on either side of the upper frame asssembly Place a fender washer between each pivot point and fasten each side by using a 5 16 18 x 3 4 bolt and nyloc nut When fastening leave the nut s...

Page 10: ...st be long enough to allow for enough clamping surface between the inlet blower assembly and the deck boot 2 9 Attachment Of The Upper Hose Fasten the inlet to the plastic top by sliding the inlet from the inside of the top to the outside and snap into place Slide a 5 6 upper hose clamp onto both ends of the 6 upper hose then slide one end of the hose onto the inlet Make sure there is about a 2 ov...

Page 11: ...osed Figures 15 16 NOTE After bags have been installed the engine exhaust outlet may need to re directed downward to prevent over heating the bags To empty the bag remove the bag ring by lifting and sliding rearward Grasp the loop on the bottom of the bag turn it upside down and empty the collected debris Repeat for the other bags Reinstall all bags close the hood and reattach the draw latches Pla...

Page 12: ...e engage ment handle towards the mower WARNING To determine when the collection bags are full follow the following steps A Stop the forward movement of the mower B Disengage the mower deck C Disengage the blower D Engage the parking brake E Once the parking brake has been engaged and only then walk behind the mower and check the collection bags by lifting the hood The load in the bags should not e...

Page 13: ...t tension adjustment bolt to allow removal of the drive belt from the engine pulley 2 Remove the hair pin clip and rod from the boot After disconnecting the boot from the deck store the pin and clip in the lugs on the boot for safe keeping NOTE The original grass chute must be re installed on the deck before operating the ZT 3 Loosen the upper hose clamp from the hood inlet and slide the hose free...

Page 14: ...ecause damage can occur to safety decals either through shipment use or reconditioning Bush Hog will upon request provide safety decals for any of our products in the field at no charge Contact your authorized Bush Hog dealer for more information 12 50031301 50031304 50031303 50031302 50052915 50052916 ...

Page 15: ...354 480 795 1077 1288 1745 1 11 16 1 1 8 12 UNF 397 538 890 1206 1444 1957 1 7 8 1 1 4 7 UNC 500 678 1120 1518 1817 2462 1 7 8 1 1 4 12 UNF 553 749 1241 1682 2013 2728 2 1 16 1 3 8 6 UNC 655 887 1470 1992 2382 3228 2 1 16 1 3 8 12 UNF 746 1011 1672 2266 2712 3675 2 1 4 1 1 2 6 UNC 870 1179 1950 2642 3161 4283 2 1 4 1 1 2 12 UNF 979 1327 2194 2973 3557 4820 Proper torque for metric fasteners used o...

Page 16: ...P O Box 1039 Selma AL 36702 1039 Telephone 334 874 2700 www bushhog com ...

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