Wheel System, Traction 149Service Manual – Condor ™ EcoFlex™, BR 1100/1300 EcoFlex ™Maintenance and AdjustmentsWarning! Before performing any machine maintenance or adjustments, make sure the keyswitch is off, the key is removed from the machine and the parking brake is engaged.Steering Chain1 Inspect the chain for looseness and binding2 Adjust the chain tension to 3/16”-1/4” [4.7- 6.4 mm] deflection by following the instructions in theRemoval and Installation/Steering Chain Removal and Tensioning section3 Keep all of the steer chain links greased to prevent excessive wear and binding.Curtis Speed ControllerThere are no user-serviceable parts inside the Curtis PMC 1243 controller No attempt should be made toopen the controller Opening the controller may damage it and will void the warrantyHowever, it is recommended that the controller exterior be cleaned periodically If a handheld programmer isavailable, this periodic cleaning provides a good opportunity to check the controller’s diagnostic history file.Programming Vehicle Speed ChangesThe maximum high speed M1 (transport) and maximum low speed M2 (scrub) can be changed electronicallyusing the handheld programmer To change a parameter using the programmer:1 Press the PROGRAM key and scroll down the Program Menu until the desired parameter is the top lineof the display2 Press the appropriate CHANGE VALUE key (up or down) until the desired number is reached. Theparameter is now set at the desired valueAll programming occurs in real time In other words, the parameters can be changed while the vehicle is inoperation The upper and lower limits of parameters are set at the factorySome parameters have dependencies on other parameters When the programmer is being used to adjusta parameter and a limit is reached, the display will stop changing To see why the display has stoppedchanging, press the MORE INFO key. If the limit is related to another parameter, that information will bedisplayed Changing the value of the related parameter may allow the original parameter to be adjustedfurther Otherwise, the display simply says Max Limit or Min LimitUse of the programmer models 1307 (old style) and 1311 (new style) is described more fully in the CurtisProgrammer manual 56043101