Thermo King 098203, Руководство по обслуживанию

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Refrigeration Maintenance
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8. Apply cork tape around element making sure all air pockets are removed. See photos below.
9. Apply the insulation removed in step 2 of “Economizer Expansion Valve Removal”. See photo below.
10. Apply cork tape to the complete TXV valve. See photo below.
11. If low side pump down was performed open compressor service valves. Otherwise recharge the unit
with R-404A (see “Charging the System with Refrigerant” in this chapter).
12. Start unit and perform a PTI to check performance.
Economizer Heat Exchanger Replacement
Economizer Heat Exchanger Removal
Remove the economizer heat exchanger by performing the following steps:
1. Recover the refrigerant charge from the unit (see “Recovering Refrigerant” in this chapter).
2. Unsolder the two liquid and two suction line connections.
3. Unbolt the economizer heat exchanger from the mounting bracket.
4. Lift the heat exchanger assembly from the unit.
1. Wrap feeler bulb with cork tape.
2. Make sure bulb is fully covered.
Figure 167: Install Cork Tape on Feeler Bulb
1. Apply insulation to feeler bulb (reuse insulation that was removed).
2. Seal TXV valve with cork tape including feeler bulb line.
Figure 168: Install Cork Tape on Feeler Bulb
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