Harrington Hoists and Cranes AHM Hoist User Manual
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3.8
Connecting Hoist to Air Supply
3.8.1
HAZARDOUS AIR PRESSURE IS PRESENT IN THE HOIST, IN THE SUPPLY
OF COMPRESSED AIR TO THE HOIST, AND IN THE CONNECTIONS BETWEEN COMPONENTS.
3.8.2
Shut off the air supply and stop the airflow completely. Lock out and tag out in accordance with ANSI
Z244.1 “Personnel Protection -Lockout/Tagout of Energy Sources”.
Figure 3-4 Cord Model Connection to Hoist
Figure 3-5 Pendant and Manipulator Models Connection to Hoist
3.8.3
Before connecting the air supply hose to the hoist, always purge the air hose to
clear any debris and water.
3.8.4
Apply approximately 10-15 drops (2 to 3 cc/minute) of turbine oil (see approved lubricant under Section
6.0 Lubricants) into the hose before attaching to the hoist.
3.8.5
Make connections to air supply; reference Figure 3-4 or 3-5. Use a reducing adapter at the hoist valve
section for hose sizes larger than 9.5mm (3/8”).
3.8.6
Where conditions dictate, the installation sequence can be reversed by mounting
the hoist first (Section 3.9) followed be connecting the air supply.