Iran Tractor ITM 470, Инструкция для оператора

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4
Maintenance and adjustment
92
a suitable container by pouring the calcium
chloride into the water (never the water into the calcium chloride, as considerable
heat is generated in this mixing process). The mixture should be allowed to cool
to atmospheric temperature before pump-
ing into the tyre. The pump can also be
used to mix and cool this solution by cir-
culating it through the pump and back into
the barrel.
Filling
1. Jack up the tractor.
2. Turn the wheel to bring the valve to the
top position.
3. Remove the valve core housing and
make the connection with the pump
using a special filling adaptor.
4. Pump into the tyre the correct quantity
of solution as detailed in Table 5.
5. Set the final working pressure with the
tyre mounted on the tractor, with the
weight on the tyre, and the valve at the
bottom using an air/water gauge.
Removing
1. Jack up the tractor.
2. Turn the wheel to bring the valve to the
bottom position.
3. Remove the valve core housing and
make the connection with the pump
using a special filling adaptor.
Tyre size Water only
To minus 14° C To minus 35° C
Water
(litre)
Ca CI
(kg)
Total
(kg)
Water
(litre)
Ca CI
(kg)
Total
(kg)
7.5 - 16 35 33 6 39 29 12 41
9.5 - 16 45 42 8 50 39 16 55
12.4 - 16 80 75 13 88 68 29 97
8.3 - 24 50 47 8 55 43 18 61
9.5 - 24 65 61 11 72 56 23 79
11.2 - 24 90 84 15 99 77 33 110
12.4 - 24 115 108 19 127 99 41 140
13.6 - 24 145 136 24 160 125 52 177
14.9 - 24 175 163 30 193 150 63 213
16.9 - 24 230 214 39 253 197 83 280
13.6 - 26 150 140 25 165 129 54 183
14.9 - 26 180 168 31 199 154 65 219
16.9 - 26 245 229 41 270 210 88 298
18.4 - 26 300 280 50 330 257 108 365
11.2 - 28 100 93 17 110 86 36 122
12.4 - 28 130 121 22 143 111 47 158
13.6 - 28 165 154 28 192 142 59 201
Table 5: