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®
Heavy Duty Power Equipment
Owner’s Manual
This manual contains important safety instructions for the gasoline engine powered
lawnmower models: 36B, 36BX, 36H, 36HX, 52H, 52HX
READ SAFETY WARNINGS AND OPERATING INSTRUCTIONS CAREFULLY.
SAVE THIS MANUAL.
DO NOT RETURN THIS LAWN MOWER
TO THE STORE!
HAVE QUESTIONS OR NEED HELP?
call 24 hrs / 7-days a week help-line: [1] 800-393-0668
or go to www.DEKPowerUSA.com
NOTE:
Mower and engine life are ex-
Have the following information
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® Heavy Duty Power Equipment See our website at www.DEKPowerUSA.com or contact us at 919-550-3221 for more details on our full line of DEK Heavy Duty Power Equipment product as shown below: Generators, Welder Generators & Accessories A complete range of gasoline generators from 4 kW of continuous power, to 7.5 kW models. They are ideal for a wide range of applications from recreational usage to com- mercial duty emergency power and construction site power. Accessories include genera- t
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX About the DEK Belt Drive Lawn Mower Manual Congratulations on the purchase of your new DEK commercial mower. We at GXi International are confi- dent that this mower will provide you with the best performance, outstanding quality, and great durability when operated and maintained as directed in this manual. 1. This manual contains assembly, operating, safety, adjustment, maintenance, and troubleshooting instructions. BEFORE O
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX Safety Information and Warnings Mower Inspection This owner’s manual is considered a permanent part of the lawn mower and should remain with the lawn mower if resold. The For your safety, inspect the lawn mower before each use of op- information and specifications included in this publication were eration. In order to inspect your lawn mower, the following condi- in effect at the time of approval for printing. tions should be
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX Safety Decals & Product Specifications IMPORTANT! The mower belts are adjusted to ensure the blades stop turning within 7 seconds of releasing the blade control lever. If you are making any belt adjustments whatsoever, for your safety and the safety of others around you, you must ensure the belts are re-adjusted to achieve this design specification. Safety Decal Identification The labels found below are located on your mower t
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX Control Panel and Lawn Mower Components Control Panel Identification Throughout this manual, instructions are given on the operation of your DEK mower. We recommend that while going through this manual, you have your mower available for quick and easy access in order to orient yourself with the con- trols, maintenance, and orientation of different parts. Please read through the manual before operating. Below, you will find
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX Assembly Instructions Step 1: Front Wheel Assembly Note: some mowers may be shipped with the front wheels pre-assembled. A) Remove packaging materials surrounding the front wheels and remove the bolt threaded into the front wheel. Retain this bolt and washer for future use. B) Unscrew the fastener holding the bolt to the steel ship- ping rack. Set the nut and bolt aside. It will be re-used in the mower assembly proce
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX Assembly Instructions Step 2(a): Assembly Instructions for Mowers with Hydraulic Drive Systems (36H, 36HX, 52H, 52HX) 1) Attach handle bars using the upper hole position setting if you are walking behind the mower (not using a ride-on Sulky). By using this hole position, the handle bars are several inches lower. Use the lower hole posi- tion if you are planning on using a ride-along sulky, rais- ing the handle bar locat
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX Assembly Instructions Step 2(b): Assembly Instructions for Mowers with Belt Drive System (36B, 36BX) 1) Attach the handle bars using 2 bolts on each side of the fuel tank bracket. Select the desired hole locations to adjust for the handle bar height. For lower handle bars, use the top hole location as shown in the diagram. For higher handle bars, use the lower hole location Hole location for higher handle bar pos
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX Assembly Instructions Step 3: Wire Harness Assembly and Connections For 52” Models There are a total of 4 connections to connect the pre-wired han- dle bar assembly. Route the wire harness as shown on the adjacent photo and make the following connections: 1. The smaller, white, 2-pin connector is routed through a hole 1 in the chassis and is connected to the blade activation safety switch 2-pin connector. 3 2. The l
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX Assembly Instructions Throttle cable clamp Step 4: Throttle and Choke Cable Connections On the 36” Honda powered models, there is one cable that func- tions as a throttle cable, a choke activation cable, and operates a kill switch. It is important that the cable be positioned correctly in the connector to permit all three functions. The throttle cable connector is located at the rear corner of the en- gine. Insert
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX Operating Instructions Starting the Engine Going Forward (belt drive models): 1. With your hand (or your knee as you become more profi- WARNING cient), move the gear shift lever to the desired speed with at least one operator presence switch held down. “1” is slow DANGER: DO NOT OPERATE THE ENGINE IN A CONFINED SPACE WHERE DANGEROUS CARBON MONOXIDE FUMES 2. Disengage the parking brake de- CAN COLLECT. CARBON DIOXIDE IS ODORL
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX CAUTION Before attempting to use your DEK mower, please make sure you are familiar with all of the components and have read the manual. Operating the Mower (hydro drive models): Hydro by- pass levers Figure 5 1. Make sure the brake has been moved to the “OFF Position. (Figure 3) NOTE: The safety interlock system will prevent the engine from being started if the blade control lever is not in the “OFF” position Figure 3
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX Mowing and Floating Deck Instructions 3. Raise or lower the deck Changing the Height of Cut until the hole in the Your DEK mower is equipped with an easily adjustable floating height adjust bar (Figure deck which can be adjusted for cut heights of 1½” to 4½” in ½” 9A) aligns with the de- increments. sired cut height hole on the height adjust bracket (Figure 9B). 4. Replace the height adjust pins into the desired
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX General Maintenance Fuel Maintenance WARNING The Importance of Maintenance Good maintenance is essential for your DEK lawn mower for DANGER: Gasoline is highly flammable and explosive. Do not add upkeep of safety and quality. fuel while the engine is running or is hot. Keep open flames, sparks, and heat away from the fuel and store fuel in containers specifically To help you properly care for your lawn mower, the f
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX Lubrication Points To assure proper lubrication on moving parts, it is recommended that you lubricate the following components with a high-quality EP2 high temperature based grease or equivalent. Should the conditions of operation be more severe than normal, the lubrication interval may be shorter than recommended. GTR/OPE grease is the recommended lubricant. Lubrication point locations 36” belt drive mowers have 13 lubric
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX Service Adjustments WARNING Engine to Blade Belt Adjustment: DANGER: Before making any adjustments and/or servicing your 1. Remove the deck cover and move the blade control lever lawn mower, make sure the lawn mower is on level ground, on the control console to the “ON” position. blades disengaged, key removed, and the engine off with the 2. With approximately 10 lbs of pressure being applied on spark plug wire(s) removed from
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX Service Adjustments Engine to Transmission Belt Adjustment Safety System Adjustments (See Figure 18) Belt Drive System 1. The engine to transmission belt, located underneath the WARNING rear deck, should move 3/16” with 5 lbs. of pressure ap- plied midway on the belt between the transmission pulley DANGER: Do not bypass, modify, alter, or disconnect the and the engine output shaft pulley. safety system. Make sure that the
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX Troubleshooting Problem Possible Causes Solution Engine will not start 1. Key is in the off position 1. Turn key to ON position 2. Insufficient fuel in the tank 2. Add gasoline 3. Air bubble in the fuel line 3. Prime engine or shake bubble out 4. Fuel valve in OFF position 4. Turn valve ON 5. Choke not ON 5. Turn choke on 6. Choke linkage is out of adjustment 6. Adjust choke linkage (p. 11) 7. Low engine oil 7.
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Heavy Duty Power Equipment 36B, 36BX, 36H, 36HX, 52H, 52HX Troubleshooting Problem Possible Causes Solution Mower will not move forward or reverse 1. Hydro—brake is ON 1. Release brake on control panel 2. Hydro—bypass levers are pulled out 2. Ensure bypass pins are retracted 3. Belt drive—parking brakes are set 3. Release parking brake detents 4. Belt drive—transmission not engaged in 4. Shift transmission into gear by slid- ing the shifter to the right a gear 5. Belt
