PA50, 55 & 60 ECO MK2 - Operator Manual - McConnel

FITTING OPERATOR CONTROL UNITSFitment of the operator controls in the tractor cab will vary depending on the particularmodel or specification of machine – the information below lists the differing methods offitment for the various types of controls available.NOTE: Electric control units work within the range of 12v-16v DC and will require aminimum power supply of 12v DC.Cable ControlsCable control units are provided with, and attached to, a mounting bracket – the bracketshould be securely fixed to the internal mud wing or cab cladding in a suitable convenientlocation that offers ease of use without interfering with normal tractor operation.In deciding the final position of the control unit bear in mind the location of the cable run –make sure the minimum acceptable cable bend radii of 8” (200mm) is not exceeded.Ensure during fitting that no structural member of the tractor cab or roll bar is drilled ordamaged.The cable rotor control valve lever on cable controlled machines will be assembled as acomponent part of the main bank of controls and therefore shares the same mountingbracket.On electric machines with cable operated rotor control valve the lever will be supplied as a‘standalone’ unit with its own individual mounting bracket – this should be fitted in thesame manner as above adopting the same precautions pertaining to attachment and cableruns.Electric ControlsDepending on the particular type of control, electric units are supplied either with amounting bracket or a mounting pillar which should be bolted to the internal mud wing orcab cladding in a suitable convenient location that offers ease of use without interferingwith normal tractor operation. Mounting pillars can be bent or twisted to achieve acomfortable working position. Ensure during fitting that no structural member of the tractorcab or roll bar is drilled or damaged.The power supply cable should be connected directly to the tractors battery - do not usecigarette lighter type connections as these prove to be sporadic and unreliable for controlapplications. Control units are 12 volt DC operated; the brown lead is positive (+) and theblue lead is negative (-).Proportional Armrest ControlsV4 proportional controls comprise of 2 units; the main control box and the armrest controlunit. The control box is supplied with a mounting bracket and suction cup assembly thatallows the unit to be mounted on the window of the tractor cab – ensure the surface usedis clean and dry and that the unit is mounted in a position where it does not obstructoperator vision. The armrest control is designed to slide over the armrest of the tractorseat and is held in place with the fixing straps provided.The power supply cable should be connected directly to the tractors battery - do not usecigarette lighter type connections as these prove to be sporadic and unreliable for controlapplications. Control units are 12 volt DC operated; the red lead is positive (+) and theblack lead is negative (-).17