Troy-Bilt Bilt 0 Manual

31
4. Remove the belt from the spindle pulleys.
5. Install the new belt around the spindle pulleys as shown  
and reinstall the belt covers. See Figure 7-10.
6. Place the belt around the idler pulleys removed in step 3 
with the “V” side facing in. Once in place, reinstall all the 
hardware and tighten the flange lock nut to secure the 
assembly. See Figure 7-11.
7. Route the belt as shown in Figure 7-11 and then reinstall 
the deck (refer to Deck Installation on page 29).
50” & 54” Deck
1.  Remove the...

32
Mower Blade Care
WARNING! Before performing any maintenance, 
place the PTO switch in the “OFF” position, engage the 
parking brake lever, turn the ignition key to the “OFF” 
position and remove the key from the switch. Protect 
your hands by using heavy gloves when handling the 
blades. When servicing the mower deck, be careful not 
to cut yourself on the sharpened blades.
The cutting blades must be kept sharp at all times. Sharpen the 
cutting edges of the blades evenly so that the blades remain...

33
ProblemCauseRemedy
Excessive vibration 1. Cutting blade loose or unbalanced. 
2. Damaged or bent cutting blade. 
1. Tighten blade and spindle. 
2. Replace blade. 
Uneven cut 1. Deck not leveled properly. 
2. Dull blade. 
3.  Uneven tire pressure. 
1. Perform side-to-side deck adjustment. 
2. Sharpen or replace blade. 
3.  Check tire pressure in all four tires. 
Mower will not mulch grass 
(If Equipped w/Mulching Kit)
1. Engine speed too low. 
2. Wet grass. 
3.  Excessively high grass.  
 
4. Dull...

34
ComponentPart Number and Description
954-04033A Deck Belt, RZT L42
954-04325 Deck Belt, RZT L46
954-05008 Deck Belt, RZT L50
954-04329 Deck Belt, RZT L54
954-04317 Drive Belt
942-04312 Deck Blade, RZT L42
942-04244A Deck Blade, RZT L46
942-04053C Deck Blade, RZT L50
942-04053C-X Extreme Blade, RZT L50
942-0677B Deck Blade, RZT L54
942-0677-X Extreme Blade, RZT L54
 
918-04822A Deck Spindle, RZT L42
918-05078 Deck Blade, RZT L46
918-04125B Deck Spindle, RZT L50
918-05137 Deck Blade, RZT L54
734-04155...

35
ComponentPart Number and Description
946-4830A Throttle/Choke Control Cable
925-1745A Ignition Key
  
631-04288 Discharge Chute Assy., RZT L42/46
631- 05058 Discharge Chute Assy., RZT L50/54
634-04293-0931  Wheel Assembly, RZT L42/46/54
634-04128-0931 Wheel Assembly, RZT L50
634-04237B Caster Wheel Assy., RZT L42
634-04711 Caster Wheel Assy., RZT L46/50/54
Phone (800) 828-5500 to order replacement parts or a complete Parts Manual (have your full model number and serial number ready). 
Parts Manual...

36
The following attachments and accessories are compatible with your Troy-Bilt RZT L tractor. See your Troy-Bilt dealer or the retailer 
from which you purchased your tractor for information regarding price and availability.
Part NumberPart
19A30006OEM42” Mulch Kit
19A30005OEM46” Mulch Kit
19 0 -193 - 0 0 050” Mulch Kit
19 0 - 8 41-19 054” Mulch Kit
19B70020OEM42” Bagger w/ Weight Kit
19B7002010046” Bagger w/ Weight Kit
19B70004OEM50” Bagger w/ Weight Kit
19A70 03 4 O E M54” Bagger w/ Weight Kit...

37
Notes11   

FEDERAL and/or CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT 
YOUR WARRANTY RIGHTS AND OBLIGATIONS
MTD Consumer Group Inc, the United States Environmental Protection Agency (EPA), and, for those products certified for sale in the state of 
California, the California Air Resources Board (CARB) are pleased to explain the emission (evaporative and/or exhaust) control system (ECS) 
warranty on your outdoor 2006 and later small off-road spark-ignited engine and equipment (outdoor equipment engine) In...

GDOC-100223 Rev. A
10. Add-on or modified parts that are not exempted by the Air Resources Board may not be used. The use of any non-exempted add-on or 
modified parts by the ultimate purchaser will be grounds for disallowing a warranty claims. MTD Consumer Group Inc will not be liable to 
warrant failures of warranted parts caused by the use of a non-exempted add-on or modified part.
WARRANTED PARTS:
The repair or replacement of any warranted part otherwise eligible for warranty coverage may be excluded...

MANUFACTURER’S LIMITED WARRANTY FOR
GDOC-100242 REV. A
The limited warranty set forth below is given by Troy-Bilt LLC with 
respect to new merchandise purchased and used in the United States 
and/or its territories and possessions, and by MTD Products Limited 
with respect to new merchandise purchased and used in Canada and/
or its territories and possessions (either entity respectively, “Troy-Bilt”).
This warranty is in addition to any applicable emissions warranty 
provided with your product....