Wiring Diagrams for TightWatt Digital Pool Timers &
TightWatt2 Digital Pool Controllers for Two-Speed Pool Pumps

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Wiring Diagrams for TightWatt Single-Speed Pool Timers:

TightWatt Pool Timer with 240V Pool Pump (PDF)

Shows wiring connection between a TightWatt pool timer and a 240V pool pump motor.
This is the most common wiring configuration for a pool pump.

TightWatt Pool Timer with 120V Pool Pump (PDF)

Shows wiring connection between a TightWatt pool timer and a 120V pump motor.

TightWatt Pool Timer with 240V Pump Motor & 120V salt chlorinator (PDF)

Wiring diagram for a TightWatt pool timer and a 240V pump motor and a 120V salt chlorinator. Ensure that the pump and chlorinator combined do not exceed 25A current.

TightWatt Pool Timer with 240V Pump Motor & 240V salt chlorinator (PDF)

This is the most common wiring diagram for a pool timer and salt system. Ensure that the pump and chlorinator combined do not exceed 25A current.

Two TightWatt Pool Timers Wired with Booster Pump Lock-out (PDF)

Many pool sweeps require that the main pump be running while the booster pump is running in order to prevent damage to the pool sweep. This diagram shows how to wire a 2 TightWatt Pool Timers with a booster with an electrical lock-out.

TightWatt w/ 2-speed pump and manual high/low speed switch (PDF)

This wiring diagram shows how a TightWatt pool timer can run a 2-speed pump with a manual high/low speed switch.

Wiring Diagrams for TightWatt2 (rev.B) Two-Speed Pool Timers:

TightWatt2 (rev.B) Two-Speed Pool Controller with
240V primary pump & 240V auxiliary pump (PDF)

This is the most common set-up for a pool that has two single-speed pumps - one for the filter and one which is the booster/auxiliary pump.

TightWatt2 (rev.B) Two-Speed Pool Controllers with
Two-Speed Pump & Fireman's Switch (PDF)

A "fireman's switch" shuts the heater off 10 minutes before the pump shuts off in order to prevent damage to some older pool heating units.

TightWatt2 (rev.B) Two-Speed Pool Controller with
240V Two-Speed Pump & 240V Auxiliary Pump (PDF)

This is a common wiring diagram for California pool owners and others who are interested in making their pool extremely efficient.

TightWatt2 (rev.B) Two-Speed Pool controller w/ 2-speed pump, 240V auxiliary pump
& 240V salt chlorinator (PDF)

This wiring diagram shows TightWatt2 two-speed pool controller controlling a 2-speed pump, auxiliary(booster) pump and a 240V salt chlorinator.

TightWatt2 (rev.B) Two-Speed Pool Controller with
120V primary pump & 120V auxiliary pump (PDF)

TightWatt2 (rev B) with 240V Pump Motor & 120V Auxiliary Device

TightWatt2 (Rev.B) with 240V 2-speed primary pump, 240V Auxiliary, and manual high-speed switch.

Wiring Diagrams for TightWatt2 Two-Speed Pool Timers:

TightWatt2 Two-Speed Pool Controller with
240V primary pump & 240V auxiliary pump (PDF)

This is the most common set-up for a pool that has two single-speed pumps - one for the filter and one which is the booster/auxiliary pump.

TightWatt2 Two-Speed Pool Controllers with
Two-Speed Pump & Fireman's Switch (PDF)

A "fireman's switch" shuts the heater off 10 minutes before the pump shuts off in order to prevent damage to some older pool heating units.

TightWatt2 Two-Speed Pool Controller with
240V Two-Speed Pump & 240V Auxiliary Pump (PDF)

This is a common wiring diagram for California pool owners and others who are interested in making their pool extremely efficient.

TightWatt2 Two-Speed Pool controller w/ 2-speed pump, 240V auxiliary pump
& 240V salt chlorinator (PDF)

This wiring diagram shows TightWatt2 two-speed pool controller controlling a 2-speed pump, auxiliary(booster) pump and a 240V salt chlorinator.

TightWatt2 Two-Speed Pool Controller with
120V primary pump & 120V auxiliary pump (PDF)

Click here to download instructions in PDF format.

Wiring Diagrams for TightWatt Digital Pool Timers & TightWatt2 Digital Pool Controllers for Two-Speed Pool Pumps

Two TightWatt Pool Timers Wired with Booster Pump Lock-out (PDF)

TightWatt w/ 2-speed pump and manual high/low speed switch (PDF)

TightWatt2 Two-Speed Pool controller w/ 2-speed pump, 240V auxiliary pump & 240V salt chlorinator (PDF)

Wiring Diagrams for TightWatt Digital Pool Timers &
TightWatt2 Digital Pool Controllers for Two-Speed Pool Pumps

TightWatt2 Two-Speed Pool controller w/ 2-speed pump, 240V auxiliary pump
& 240V salt chlorinator (PDF)