Lochinvar TISUN SCH-I-O - Manual (Page 2)

2
Hazard definitions
The following defined terms are used throughout this manual to bring attention to the presence of hazards of various risk levels or
to important information concerning the life of the product.
ƽ DANGER
ƽ WARNING
ƽ CAUTION
CAUTION
NOTICE
DANGER indicates an imminently hazardous situation which, if not avoided, will result in death or serious
injury.
WARNING indicates a potentially hazardous situation which, if not avoided, could result in death or serious
injury.
CAUTION indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate
injury.
CAUTION used without the safety alert symbol indicates a potentially hazardous situation which, if not
avoided, may result in property damage.
NOTICE indicates special instructions on installation, operation, or maintenance that are important but not
related to personal injury or property damage.
HAZARD DEFINITIONS . . . . . . . . . . . . . . . . . . . . . . . . . . 2
1. INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6
Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
How It Works . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2. LOCATION
Array Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Installation Positions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Handling and Storing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
What to Avoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
3. ROOF ATTACHMENT INSTALLATION
Roof Attachment Types . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Roof Attachment Quantities for SCH Collectors . . . . . . . 11
Roof Attachment Spacing Distance . . . . . . . . . . . . . . . . . 12
Installation of Roof Attachment Types . . . . . . . . . . . . 13-27
4. COLLECTION INSTALLATION
Horizontal Bar Lengths . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Spacing Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
SCH Parallel Mounting Instructions . . . . . . . . . . . . . . 29-31
SCH Inclined / Non-South Facing Mounting Instructions 32-34
SCH Frame Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . 35
SCH Mounting Hardware + Hydraulic Connection Kits . . 36 5. HYDRAULIC CONNECTIONS
SCH Connections Kits . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Hydraulic Expansion Kits . . . . . . . . . . . . . . . . . . . . . . 37-38
Pressure Drop Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
6. SYSTEM STARTUP
Startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Filling, Flushing and Bleeding . . . . . . . . . . . . . . . . . . . . . 40
Clamp Ring Screw Connections . . . . . . . . . . . . . . . . . . . 41
Flat Seal Screw Connections . . . . . . . . . . . . . . . . . . . . . . 41
Operation, Multi-function Ball Valve & Check Valve . . . . 41
7. MAINTENANCE
Fluid Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
System Design Considerations . . . . . . . . . . . . . . . . . . . . 42
Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Solar Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Collector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Pump / Control Function . . . . . . . . . . . . . . . . . . . . . . . . . 43
Control Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Revision Notes . . . . . . . . . . . . . . . . . . . . . . . . . Back Cover
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