Intermatic HB88RC Timer Instructions
SETTING THE MODE- (Please Note this step is very important for unit to run automatically)
The Mode acts as an ON or OFF override, or sets the Events to Automatic or Random:
1. To complete programming, press MODE repeatedly until display on left reads AUTO
OPTIONAL MODES - Manual On/Off and Random
1. To manually turn on, press MODE until display shows ON (Press MODE again to toggle back to off or
automatic).
2. To run the events in a RANDOM mode (ON/OFF is +/ - 15 minutes of programmed times) press MODE
until (ON/OFF is +/ - minutes of programmed times) press MODE until “RDM” is displayed in the upper left
hand corner. The RANDOM mode is a security feature that will give your home a more lived-in look.
BATTERY REPLACEMENT – battery compartment on back of timer
NOTE: UNPLUG UNIT WHILE REPLACING BATTERY (or timer may not operate correctly)
1. This timer runs on one AA battery to retain settings during power outages.
2. To remove the battery, unscrew the battery door, using a Phillips screwdriver.
3. Remove the battery and replace with a fresh AA battery.
4. Tightly screw the battery door in place.
MANUFACTURER CUSTOMER SERVICE CONTACT-
1-815-675-7000 WWW.INTERMATIC.COM
TO DELETE UNWANTED PROGRAMS-
1. Go to the program, press and hold the mode button, then press the program button.
2. This zero’s out all previous programs.