29Fig. 18 FUEL TANK4.8.8 REFUELLING:BXT4213, BXT4214su models have an en-gine mounted fuel tank.BXT4224, BXT4228su models have the fueltank located in the front frame and is ac-cessed by lifting the tool box lid.BXT6224 BXT6228su, BXT6238 modelshave the fuel tank located in the front frameand is accessed by lifting the rubber flapover the cap. Do not overfill. Use caution toprevent spilling. Do not smoke while refuelling.Fig. 19 CURTAINBXT6224, BXT6228su,BXT6238BXT4213, BXT4214suBXT4224, BXT4228su4.8.9 SAFETY CURTAINS:Each feed hopper is designed with an internalrubber/belting curtain to prevent chips and de-bris from coming out of the hopper when work-ing. Check the condition of the curtain eachday prior to starting. Replace the curtain if torn,damaged or missing to minimize the chance ofmaterial coming out of the feed hopper.4.8.10 OPERATING HINTS:a. Keep the working area clean and free ofdebris to prevent slipping or tripping. Operateonly on level ground.b. Do not place hands or any body parts into thefeed hopper during operation. Use a stick orbranch to push material into the rotor when itgoes past the curtain in the feed hopper.c. Do not point discharge at people, animals orbuildings. Rotor can expel wood chips fastenough to cause injury.d. Use care when feeding material into the chip-per. Do not send metal, bottles, cans, rocks,glass or other foreign material into the woodchipper. If foreign material enters chipper,stop machine, turn engine off and place igni-tion key in your pocket and wait for all movingparts to stop before removing material and/orunplugging. Inspect machine for damaged orloose parts before resuming work.