15
FOUR CHAMBER MODELS
INTERNAL WORKINGS AND PARTS IDENTIFICATION
LEGEND
1. Heating Element #1
2. Heating Element #2
3. Heating Element #3
4. Heating Element #4
5. Inlet Water Tube, ¾” NPT
6. Water-Level Detect Screw
7. Water-Level Detect Screw
8. Outlet Water Tube, ¾” NPT
9. Disable, Demand Control
10. Transformer
11. Heating Element Relays (8 ea.)
12. LED Light Indicator
13. Audible Speaker
14. Output Temperature Control
15. Microprocessor Control Chip
LEGEND
16. Blue Button; Manual Audible Activation
17. Terminal Spades for Leak Detect Wires
18. Triacs (4 each)
19. Triac Mounting Blocks to Heat Sink (4 ea.)
20. Copper Heat Sink Tube
L1 – Power Connection Lugs (208 – 240 VAC)
L2 – Power Connection Lugs (208 – 240 VAC)
Limit: Over Temperature Limit Switches (2)
TH-IN: Inlet Temperature Sensor
TH-1: Chamber Temperature Sensor #1
TH-2: Chamber Temperature Sensor #2
TH-3: Chamber Temperature Sensor #3
TH-4: Chamber Temperature Sensor #4
Содержание ET-32
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