CAREL
Table of Contents
How The Humisteam Works.........................................................................................................................5
1 Installation ...............................................................................................................................................6
1.1 Positioning........................................................................................................................................6
1.2.1 Removing the front cover ............................................................................................................7
1.2.2 Fastening to the wall...................................................................................................................7
1.3 Plumbing...........................................................................................................................................8
1.3.1 Water supply ..............................................................................................................................8
1.3.2 Water drain ................................................................................................................................8
1.4 Steam distribution............................................................................................................................11
1.4.1A Duct injection .........................................................................................................................11
1.5 Power wiring ...................................................................................................................................15
1.6 Connect Control Wiring....................................................................................................................17
1.6.1 Controls Placement...................................................................................................................17
1.7 Control wiring..................................................................................................................................17
PC-301 Air Proving Switch.................................................................................................................22
2 Start-Up.................................................................................................................................................23
2.1 Startup Checklist .............................................................................................................................23
2.3 Start-up Procedure ..........................................................................................................................24
3 Operation...............................................................................................................................................25
3.1 Display Information..........................................................................................................................25
3.2 Changing The Set Point...................................................................................................................25
3.3 Activating Manual Drain ...................................................................................................................25
3.6 Seasonal Shut Down .......................................................................................................................30
3.7 The Remote Control ........................................................................................................................30
3.9 Alarms............................................................................................................................................31
3.10 Trouble-Shooting...........................................................................................................................35
4 Maintenance..........................................................................................................................................37
4.1 Periodic checks ...............................................................................................................................37
4.2 Cylinder maintenance ......................................................................................................................37
4.2.1 Replacing the cylinder...............................................................................................................37
4.3 Replacement Parts..........................................................................................................................40
5 Wiring Diagrams.....................................................................................................................................43
6 Technical Specifications .........................................................................................................................46
6.1 Model Numbers...............................................................................................................................47
IMPORTANT: BEFORE beginning installation:
Check for shipping damage to cartons. Mark the shipping waybill accordingly
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Open cartons and check for any hidden damage. Mark the shipping waybill accordingly.
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Check packing slip to ensure all items have been received. Notify Carel LLC of any shortages or
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damaged parts. You must notify Carel LLC w ithin 5 working days of any shortages.
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humiSteam