Denco CAIRplus Operation Manual page 72

Commissioning and Maintenance
8.6.3 Commissioning of steam heater assembly
DANGER!
8.6.4 Maintenance of steam heater assembly
DANGER!
8.6.5 Commissioning/maintenance of direct-fired (gas) heater assembly
DANGER!
8.6.6 Commissioning and maintenance of electric heater
DANGER!
72
•
Please consider the safety instructions on page 5 and page 56ff when performing
all the described activities!
Danger of injury from scalding!
Hot steam escapes if an air vent is open! Consider scalding hazard.
•
Open air vent carefully.
•
For all jobs wear the appropriate personal protective equipment.
Complete the following commissioning steps:
•
Open drain and air vent.
•
Slowly open steam valves and wait until steam starts to escape.
•
Close drain and air vent.
•
Please consider the safety instructions on page 5 and page 55ff when performing
all the described activities!
Danger of injury from scalding!
Hot steam escapes if an air vent is open! Consider scalding hazard.
•
Slowly open air vents.
•
For all jobs wear the appropriate personal protective equipment.
Carry out the following maintenance steps:
•
Check for leak-free condition and possible dirt on the air side.
•
To ensure frost protection, periodically check the safety devices and take proper
precautions such as draining the equipment or adding antifreeze agents.
•
Ensure that pipework connections and mountings are securely fixed.
•
If necessary clean the coil on the air side (blow out with compressed air or low-
pressure water).
•
Check steam inlet and condensate drain for proper operation.
•
Air vent.
•
Check control functions if available.
•
Please consider the safety instructions on page 5 and page 55ff when performing
all the described activities!
Refer to the relevant commissioning instructions specified in the supplied documenta-
tion.
•
Please consider the safety instructions on page 5 and page 55ff when performing
all the described activities!
Refer to the relevant commissioning instructions specified in the supplied documenta-
tion.
PR-2009-0096-GB • Subject to modifications • R8-10/2015
CAIRplus