Maintenance; Drain The System - Graco InvisiPac HM10 Instructions Manual

Maintenance

Maintenance

Drain the System

The equipment surfaces and components can
become very hot. To avoid severe burns, wear
protective equipment, such as thermally insulated
gloves. Do not touch hot fluid or hot surfaces.
To help prevent serious injury from pressurized fluid,
such as skin injection and splashing fluid, follow the
Pressure Relief Procedure, page 26 before
disconnecting a hose from the equipment.
1. Change the refill setting to Manual on the ADM. See
F . 26.
IG
a. Select the Menu Symbol
General.
b. Select Manual from the Refill setting.
F . 26: Manual Refill Settings
IG
2. If the system is inactive, Press the power button
on the ADM Home Screen to enable the heater
and pump.
3. Depressurize the system.
a. Decrease pump air pressure (505) to 0.
b. Close the bleed-type air valve (62).
30
4. Disconnect hose from applicator inlet then place
5. Open applicator to allow residual fluid in applicator
6. Open the bleed-type air valve (62).
7. When system is at operating temperature, slowly
NOTE: It may take several minutes to empty the
system. When there is no melter fluid at the pump, the
pump will begin to cycle faster.
8. When the pump begins to cycle faster, close the
9. Press the power button
> Setup >
10. Disconnect hose from melter fluid outlet (N).
11. Wait until system stops draining or at most 10
NOTE: There will be some residual adhesive in the
system.
12. Reset the refill setting on the ADM to Hopper or Bin
13. Connect the Heated Hose to System. Follow the
Over-tightening the hose port connector will damage
the connector seal and cause fluid leaks. Do not
overtighten the port connector. Use two wrenches to
torque the hose to the melter pump.
hose outlet in a waste container. Repeat for all
hoses. Keep hose to applicator electrical connector
connected.
to drain.
increase pump air pressure (505) until fluid begins
flowing into the waste container.
bleed-type air valve (62).
Screen to disable the heaters and pump.
minutes.
Auto. See Set System Settings in the General
Settings, page 19.
steps on page 14.
NOTICE
on the ADM Home
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