Labconco Protecto Ech Filtered Fume Hoods 183 Series 8' - Manuel (Page 99)

Chapter 6: Maintaining the Protector Echo
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Original instructions
Electro (Acid) Sensor Replacement
(every 2 years)
We recommend the following:
 We recommend that you follow all your existing lab safety protocols as
they apply to this procedure.
 That you have another person to assist you when possible.
 Please thoroughly read through before attempting it.
Items needed:
 6ft ladder
 Piece of cardboard
 Maintenance Card
 Small slotted screwdriver and small Phillips screwdriver
**Some GFH models have #2 Phillips screws for everything listed below**
 Small Phillips Screwdriver
 4mm Allen wrench (for Control module screws)
 Torx TX20 (back panel screws)
 Torx TX10 (Electro/Acid sensor board)
Overview
1.
Write down all parameters under “Hood Status.”
2.
Turn off hood.
3.
Remove front panel and identify electrical connection whether it is either
hardwired or plugged into a receptacle.
4.
Disconnect all connections from control module that connects to the
technology.
5.
Remove control module & electrical cord set if applicable to your set up.
6.
Snake all remaining wires that are routed through the superstructure to control
module.
7.
Remove back panel to control module.
8.
Disconnect and remove old sensor.
9.
Install new sensor.
10.
Attach back panel to control module.
11.
Snake all remaining wires that are routed through the superstructure to control
module.
12.
Connect the electrical cord set to the controller, if applicable to your set up.
13.
Attach the control module to the mounting bracket.
14.
Connect all remaining wires.
15.
Turn power back on.