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to Page 2: Connect
the wires Skip to Page 3: Finish wiring contactor |
How to install a water heater timer. Page
1 of 3: Gather materials |
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Attic installation shown. Same idea will work for water heater in basement or garage or closet. ![]() See inside box with contactor See wiring for all switches and timers See box-type timers See Intermatic 'box-type timer' installation See GE 'box-type timer' installation |
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![]() Larger image | ST01C 7-day timer Timer does not require neutral Battery operated Can control any voltage Must be fuse-protected 240Volt coil DPDT contactor ![]() Use solder or terminals Recommend terminals be soldered | ||||||
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Gather materials: |
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| Step 1.) Choose a timer or switch | ![]() In-wall programmable Countdown Ordinary switches |
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Step 2.) Buy old-work box at hardware
store or home center. |
![]() See old-work box installation |
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Step 3.) Buy contactor: Available at Heat/AC supply or electric supply or internet. Each water heater requires a
separate contactor |
![]() See contactors Buy project contactor at Amazon |
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Step 4.) Buy a 6x6x4 enclosure: Available
at home center or
electric supply or internet. |
![]() See boxes Buy 6x6x4 PVC enclosure at Amazon |
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Step 5.) Buy cut lengths of 10-2 with ground and 14-2 with ground: Available at hardware store and
home center. |
![]() See color code |
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| Step 6.) Buy cut lengths
of 10-2 with ground and
14-2 with ground: Busman fuse holder& 15A fuse Buy fuseholder at Amazon Buy fuseholders at Amazon | ![]() |
Step 6.)
Buy misc stuff at
hardware store, home center, electric supply
![]() Cable staples Wire nuts Ground screws
1/2" romex connectors
![]() #10 & 14 female terminals Optional: Indicator light 1XWK8 Requires 2nd fuseholder 1CV90
8-32
x 3/4"
bolt w lock nut |
You have the materials.✔ ![]() Go
to Page 2 of 3: connect
the wires. |
| E-mail: info@waterheatertimer.org |