Air Products GASGUARD TE10, Installation, Operation And Maintenance Manual

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GASGUARD
®
TE10 Distribution System Manual
Air Products and Chemicals, Inc. 9 - 2
Personal injury or death may result if
proper personal protective equipment
(PPE) is not worn when performing
troubleshooting. See Section 1.8 of this
manual for the proper PPE.
This section explains how you can identify malfunctions present in the system.
The format of this section is the presentation of a problem, possible cause and
possible solutions.
Before performing troubleshooting, review
the Safety Section (Section 1) and read the
warnings. If at any time during
troubleshooting, you are unsure what to do
next, DO NOT CONTINUE. Contact Air
Products and Chemicals.
9.1 Troubleshooting the Controller
9.1.1 System Off, No Display on
Controller
Possible Source of
Problem
Test
Solution
Electrical power failure Check the power being
supplied to the system.
Restore specified power
to electrical control
panel.
Verify internal circuit
breaker is in the “ON”
position.
Verify 24 VDC power
supply to PLC and Display. Place in “ON” position.
Replace faulty power
supply, or controller
equipment.