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Exmark ULTRA VAC LAZER Z LHPUV4448, Setup Instructions

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Exmark ULTRA VAC LAZER Z LHPUV4448 Setup Instructions Download Page 1

109-3195 Rev. C 

Page 1 of 9 

 

 
 

Models and Required Completing Kits 

Note:  

Use the chart below to verify the kits required for the unit. 

 

LHPUV4448  

44” Deck 

Drive Kit 

Front Weight Kit* 

All Serial Numbers 

103-1315 

103-5629 

 

 

 

48” Deck 

Drive Kit 

Front Weight Kit* 

SN 203376 & Higher 

103-1314 

103-5629 

 

 

LHPUV4650 

46” Deck 

Drive Kit 

Front Weight Kit 

All Serial Numbers 

109-1013 

103-5629 

 

 

 

50” Deck 

Drive Kit 

Front Weight Kit 

All Serial Numbers 

109-1014 

103-5629 

 

 

LHPUV5256  

52” Deck 

Drive Kit 

Front Weight Kit* 

All Serial Numbers 

109-1185 

103-5629 

 

      

 *Front weight Kit 103-5629 is required on any unit with a 2 post ROPS installed. 

 

56” Deck 

Drive Kit 

Front Weight Kit 

All Serial Numbers 

109-1015 

103-5629 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

LAZER Z

®

 HP ULTRA VAC

SETUP INSTRUCTIONS

For Serial Nos. 600,000 and Higher

Summary of Contents for ULTRA VAC LAZER Z LHPUV4448

Page 1: ...4 103 5629 LHPUV4650 46 Deck Drive Kit Front Weight Kit All Serial Numbers 109 1013 103 5629 50 Deck Drive Kit Front Weight Kit All Serial Numbers 109 1014 103 5629 LHPUV5256 52 Deck Drive Kit Front Weight Kit All Serial Numbers 109 1185 103 5629 Front weight Kit 103 5629 is required on any unit with a 2 post ROPS installed 56 Deck Drive Kit Front Weight Kit All Serial Numbers 109 1015 103 5629 LA...

Page 2: ...ex Head Screw 4 1 Hood Assembly 5 2 Bag Assembly 6 1 Upper Tube 7 1 Lower Tube Assembly 8 3 10 24 X 75 Hex Head Screw 9 3 10 Flat Washer Key Qty Description 10 3 10 24 Nyloc Nut 11 1 Blower Assembly 12 Ref Rear Weight 52 and 56 units 13 Ref Spacer 52 only 14 8 5 16 18 X 1 75 Hex Head Screw 15 4 5 16 18 Whizlock Nut 16 2 Clevis Pin 17 2 Hair Pin FIGURE 1 ...

Page 3: ...1 Belt Blower 25 1 Cover Belt 26 1 5 16 18 X 62 Hex Head Screw 27 1 Plug Ultra Vac Weight Kit units with 2 post ROPS only Key Qty Description 28 1 Asm Weight 29 2 Plate Weight Mounting 30 4 5 16 18 x 1 Hex Head Screw 30 4 5 16 18 x 1 1 2 Hex Head Screw 31 1 Flat Washer 5 8 32 2 Carriage bolt 5 16 18 x 1 00 33 1 Strap 34 2 Pin Hair 35 4 5 16 Washer 36 4 5 16 18 Whizlock 46 50 and 56 Triton units Al...

Page 4: ...ve the discharge chute 2 Reinstall the discharge chute Item 20 using the chute pivot pin Item 18 and hairpin Item 19 provided as shown in Figure 3 FIGURE 3 Blower Drive Sheave Installation Units Below 510 000 Without Splined Blade Driver 1 Stop engine remove key and wait for all moving parts to stop 2 Remove the right side belt shield and the 5 16 x 3 1 4 bolt that secures the shield to the deck 3...

Page 5: ...ht side belt shield and the 5 16 x 3 1 4 bolt that secures the shield to the deck 3 Remove the blade from the right spindle 4 Insert special tool 109 2979 into splined end of spindle shaft 5 Remove the right sheave nut spring disk washer and drive sheave from the spindle shaft 6 Use special tool 109 2979 to hold spindle from rotating keep hardware for re use Do not use the blade bolt to prevent ro...

Page 6: ... the spindle shaft Do not remove the blade drive sheave Retain the nut for later use 6 Use special tool 109 2979 to hold spindle from rotating keep hardware for re use Do not use the blade bolt to prevent rotation 7 Install the Ultra Vac drive sheave onto the right spindle shaft Install the washer that is supplied with the Ultra Vac drive kit Item 31 and nut removed in step 1 Torque the sheave nut...

Page 7: ...pan 3 Permanently mount the weight mounting plate to the front panel of the floor pan using 4 5 16 18 x 1 50 hex head screws 4 washers 4 whizlock nuts and the mounting strap Items 30 33 35 36 4 Hook the weight plate assembly Item 28 over the top of the weight mounting plates and secure with two hairpins Item 34 FIGURE 8 Install Hood Assembly and Bags 44 46 48 and 50 inch units 1 Remove the 12 bolt...

Page 8: ...hopper seal Item 4 push in then pull out so that seal is extended outward 3 Align dimple on upper tube Item 6 with end of hopper seal and position vertically between the two screws Item 4 as shown in Figure 10 FIGURE 10 4 Set deck in lowest cutting position 5 Slide lower tube Item 7 onto blower Item 11 and latch make sure that upper tube does not move out of alignment 6 Drill 7 32 holes in lower t...

Page 9: ...ower end to the blower For units above SN 600 000 Triton deck 8 Adjust dog leg baffle to match Ultra Vac blower intake opening Adjusting too wide may allow objects to be thrown from under the mower deck at high speed Adjusting too narrow may cause plugging issues WARNING POTENTIAL HAZARD If the blower intake opening is not correct it will allow objects to be thrown in operator s or bystander s dir...

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