Maintenance; Introduction; Inspection; Inspection Of A Unit Fitted With A Flow Housing - Honeywell Searchpoint Optima Plus Operating Instructions Manual

MAN0905_Issue 7_07/17
Read this chapter if the SHC1 Handheld Interrogator or the HART
are not being used.

7.1 Introduction

This chapter explains how to perform common maintenance operations. Please refer to IEC/EN 60079-29-2
or other local or national regulations for guidance on establishing an appropriate maintenance routine.

Inspection

Inspection of a unit fitted with a Flow Housing

Bump Test (Gas Challenge)
Bump Test (Gas Challenge) with RGC
7.2 Inspection
Searchpoint Optima Plus should be inspected periodically and cleaned if necessary. The required frequency
of inspection will depend on local site conditions and will need to be established through experience.
Caution: Gas readings may be generated during this procedure. Take appropriate action at the
control and monitoring system to inhibit signals.
1. Inspect the Searchpoint Optima Plus unit, its junction box and cabling for any signs of physical damage.
2. Using a ½ inch / 13 mm A/F open ended spanner, unscrew the two retaining nuts and remove the
Standard Weather Protection.
3. Inspect the Standard Weather Protection for damage or build up of debris / contaminants. If required,
clean or replace weather protection.
4. Inspect the Dust Barrier and clean or replace if required.
5. Remove the Dust Barrier and inspect the optics.
6. Clean any dust or contaminants from the optics using mild detergent and a soft cloth or cotton bud.
Do not use solvents or abrasive cleaners.
7. Replace the Dust Barrier and Standard Weather Protection.
8. Cycle the power to clear any faults or warnings that may have been generated by cleaning.
7.3 Inspection of a unit fitted with a Flow Housing
Searchpoint Optima Plus should be inspected periodically and cleaned if necessary. The required frequency
of inspection will depend on local site conditions and will need to be established through experience.
Caution: Gas readings may be generated during this procedure. Take appropriate action at the
control and monitoring system to inhibit signals.
1. Inspect the Searchpoint Optima Plus unit, its junction box and cabling for any signs of physical damage.
2. Disconnect any pipework attached to the flow housing.

7. Maintenance

How to check and clean the unit
How to check and clean a unit fitted with a flow housing
How to carry out a gas test using the Gassing Cover
How to carry out a gas test using the Remote Gassing Cell
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Searchpoint Optima Plus with optional HART
communications
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output
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Operating Instructions
2108M0550