Operation of Munter’s dehumidifiers

 

STANDARD OPERATING PROCEDURE

Title	Stalink Private Limited – Make: Munter’s
Department	Engineering
Effective Date	NA
SOP Number & Version	00
Next Review Date	NA
Superseded	NA
Page No.	2 of 4

1.0 Objective

1.1 To define a uniform procedure for operating Munter’s dehumidifiers to ensure consistent and safe practices.

2.0 Scope

2.1 This SOP covers the operation of Munter’s dehumidifiers at the Stalink Private Limited facility in as per place.

3.0 Responsibility

S. No	Role	Responsibility
3.1	Engineering Personnel	Responsible for operating and monitoring the dehumidifiers.
3.2	Engineering Head/ Designee	Accountable for ensuring overall compliance with this SOP.
3.3	QA Head/ Designee	Responsible for reviewing and approving this SOP.

4.0 Definition

4.1 Not applicable

5.0 Safety and General Instruction

5.1 Operators must wear appropriate personal protective equipment (PPE) — including gloves, safety goggles, and safety shoes — and any additional PPE as required before operating the dehumidifier.

6.0 Procedure

Key points of SOP

• Open the main steam valve and ensure steam pressure is maintained at a minimum of 5 kg/cm².

• Keep the chilled water inlet and outlet valves of the pre-cooling unit closed.

6.1 Operation of Dehumidifier Make: Munter’s Model

6.1.1 Starting Procedure:

6.1.1.1 Verify that the associated AHU is switched ON.

6.1.1.2 Turn ON the dehumidifier's main power supply.

6.1.1.3 Select the Auto/Manual mode on the control panel to initiate the dehumidifier.

6.1.1.4 Open both chilled water inlet and outlet valves of the pre-cooling unit.

6.1.1.5 Drain condensate via the bypass valve and close the valve after draining completes.

6.1.1.6 Open the main steam valve and confirm the steam pressure is at least 5 kg/cm².

6.1.2 Stopping Procedure:

6.1.2.1 Press the OFF button to shut down the dehumidifier.

6.1.2.2 Close the chilled water inlet and outlet valves of the pre-cooling unit.

6.1.2.3 Close the main steam valve.

6.1.2.4 Record daily usage of the dehumidifier in the 'Monitoring Record of Dehumidifier'.

6.1.2.5 If the unit runs continuously, enter 'RC' in the Start/Stop column and provide additional details in Remarks.

6.2 Operation of Dehumidifier Make: Munter’s Model

6.2.1 Starting Procedure:

6.2.1.1 Verify that the associated AHU is switched ON.

6.2.1.2 Turn ON the dehumidifier's main power supply.

6.2.1.3 Press the START button on the control panel to begin operation of the dehumidifier.

6.2.1.4 Open both chilled water inlet and outlet valves of the pre-cooling unit.

6.2.1.5 Drain condensate via the bypass valve and close the valve after draining completes.

6.2.1.6 Open the main steam valve and confirm the steam pressure is at least 5 kg/cm².

6.2.2 Stopping Procedure:

6.2.2.1 Press the STOP button to stop the dehumidifier.

6.2.2.2 Close the chilled water inlet and outlet valves of the pre-cooling unit.

6.2.2.3 Close the main steam valve.

6.2.2.4 Record daily usage of the dehumidifier in the 'Monitoring Record of Dehumidifier'.

6.2.2.5 If the unit runs continuously, enter 'RC' in the Start/Stop column and provide additional details in Remarks.

7.0 Abbreviations

Abbreviation	Meaning
SOP	Standard Operating Procedure
EN	Engineering
QA	Quality Assurance
AHU	Air Handling Unit
RC	Running Continuously
WC	Water Column
Kg/cm²	Kilogram per square centimetre
DHU	Dehumidifier Unit
PPE	Personnel Protective Equipment