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Manitowoc GROVE GMK4090 Maintenance Manual

Manitowoc GROVE GMK4090
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07.12.2017
7
Maintenance manual 3 302 649 en
GMK4090
7.19 Towbar coupling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 125
7.19.1 Lubricating the towbar coupling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 125
7.19.2 Checking the bearing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 127
7.19.3 Checking the cotter pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 128
7.19.4 Checking the lower bushing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 129
7.19.5 Checking the initial tension of the springs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 129
7.19.6 Checking the support ring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 130
7.19.7 Checking the function of the coupling jaw / resetting the middle position . . . 7 - 130
7.20 Other maintenance work . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 133
7.20.1 Checking windscreen washing system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 133
7.20.2 Lubricating the outrigger beams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 134
7.20.3 Checking the auxiliary heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 135
7.20.4 Lubricating the cab door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 135
7.20.5 Lubricating the connecting and socket pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 136
7.20.6 Renewing the corrosion protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 137
7.20.7 Having the fire extinguisher checked . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 139

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Manitowoc GROVE GMK4090 Specifications

General IconGeneral
BrandManitowoc
ModelGROVE GMK4090
CategoryConstruction Equipment
LanguageEnglish

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