New Holland T8010 Manual page 1074

Section 50 - Climate Control - Chapter 2
STEP 3
IMPORTANT: Use Refrigerant Identifier OEM4450
to verify refrigerant purity. If refrigerant is 98% pure
HFC-134a and/or the only non-condensibles test as
air and moisture, then proceed with Step 4. If not, go
to Step 12.
With the charging station manifold gauge valves in
the closed position, connect the hoses from the test
gauges to the service ports.
Connect the hose from the low pressure gauge to the
port on the suction hose. Turn in valve depressor.
RD02H029
Connect the hose from the high pressure gauge to
the por t on the discharge hose. Tur n in valve
depressor.
STEP 4
Open the drain valve to make sure that the oil
separator is drained prior to recovery. Oil may have
1
mistakenly been left in the recovery unit itself from
the previous service job. An oily mist will discharge if
the separator has been drained.
Check that the oil reservoir has been drained prior to
recover y to avoid returning additional oil to the
system.
MK96C017
2
A22111
1. DRAIN VALVE 2. RESERVOIR DRAIN
50-2-13