HYDRO-RAIN HRM-4 Installation And Operation Manual Download Page 1 | Manualshive

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Hydro Rain.

Single-Program Mechanical Controller

Installation and Operation

Guide

For Models HRM-4/HRM-6/HRM-4i/HRM-6i

Please read instructions completely before

attempting to install or operate controller

Hydro Rain,

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Summary of Contents for HRM-4

Page 1: ... Single Program Mechanical Controller Installation and Operation Guide For Models HRM 4 HRM 6 HRM 4i HRM 6i Please read instructions completely before attempting to install or operate controller Ib In P El Hydro Rain ...

Page 2: ... Here s how they work Station Control Lawns shrubs flower beds and other foliage all need different amounts of Wednesday and water You can tailor Saturday of every the water delivered to week using 7 day different parts of your dial Start Times Yard by assigning a You can set up to six different run time to different times a day one or more sprinkler to repeat the watering heads controlled by a cy...

Page 3: ...sired station to water manually and for setting current hour on time dial 2 Rain shutoff For shutting down system in case of rain or selecting manual or automatic modes Internal transformer For converting 120 volt household current into safe low voltage power Circuit indicator light Indicates watering in progress remains lit when timer is in manual mode Terminal screws For connecting valve wires t...

Page 4: ...ation to water manually and for setting current hour on time dial 2 Rain shutoff For shutting down system in case of rain or selecting manual or automatic modes 7 8 9 10 External transformer For converting 120 volt household current into safe low voltage power Circuit indicator light Indicates watering in progress remains lit when timer is in manual mode Terminal screws For connecting valve wires ...

Page 5: ...l outlet 6 For the HRM 4 and HRM 6 if the controller is installed outdoors choose a location that is dry and away from direct water spray A dry shaded location is best CAUTION Don t place the controller where temperatures may exceed 130 F 55 C on a circuit controlled by a switch or on the same circuit as a high power user refrigerator air conditioner etc Malfunctions may result For indoor models H...

Page 6: ... Wire the valves A Run valve wiring underground wherever possible For line runs less than 800 feet long use 18 gauge plastic jacketed thermostat control wire over 800 feet use 14 gauge wire Your dealer can provide this wire in 2 3 4 5 6 7 and 8 wire color coded strands B Connect a single common wire to one of the wires from each valve C Solder or join all splices with wire nuts then seal with viny...

Page 7: ...e to the terminal marked COM D If using a water pump or master valve refer to page 16 for installation details Connecting the transformer Connect the transformer For indoor models HRM 4i and HRM 6i A Connect one lead of the power cable from the controller to each terminal screw on the transformer Make sure terminals at end of cable do not touch B Plug in the transformer C If your controller must b...

Page 8: ...ter connections are made CAUTION Switch the electrical power off at the circuit breaker panel before making connection A LICENSED ELECTRICIAN CAN MAKE THESE CONNECTIONS FOR YOU RESET Circuit breaker 0 0 To remove controller chassis If an electrical fault occurs in any valve or the wiring that controls it the circuit breaker will shut down the system on the Station where the problem has occurred Af...

Page 9: ...A Ej STATION 5 LAWN AREA SHADE 16 Set skip a day dial The skip a day dial lets you choose how to program the days on which your controller will water Use the pre installed six day dial to water at day intervals e g every 2nd or 3rd day Use the 7 day dial supplied in your accessory pack to water on specific days e g Monday Wednesday Saturday A Install the appropriate skip a day dial using the screw...

Page 10: ... all four 45 minute Stations on the HRM 4 and HRM 4i and all six 30 minute Stations on the HRM 6 and HRM 6i regardless of the actual run times you ve set or how many Stations are in use Setting additional start times To set up to five more watering start times install additional tripper gears available from Hardie Irrigation Customer Service 9455 Railroad Drive El Paso TX 79924 You must allow one ...

Page 11: ... You must shut off watering manually by resetting the selector knob to another Station or switching to OFF or Automatic positions NOTE After manual operation always turn Station selector knob so index arrow points directly at time dial then move switch to AUTOMATIC or OFF Typical program for lawn and garden Here s how you might set your Hydro Rain controller to handle a watering schedule for a typ...

Page 12: ...n 9 VA as in A through C above E For pump start relay installations connect the two wires to an auxiliary relay with a coil rated at 24 VAC and a current no greater than 9 VA Then wire the relay s contact to supply voltage to the pump s contactor A licensed electrician can make these connections for you For best results use a Hydro Rain HSR 1 Pump Starter to control a pump up to 2 HP at 240 volts ...

Page 13: ... switch is in MAN p osition aulty valve Particles of dirt or debris are stuck in valve Station selector knob is bent out of en agement with time dial 5urn selector knob clockwise until it clicks into locked position WARNING Do not link two or more controllers using a common transformer or common wire 24 Special functions Turning off the system To prevent automatic watering for example if rain is e...

Page 14: ...removal or reinstallation of any so called defective products NO IMPLIED WARRANTIES INCLUDING BUT NOT LIMITED TO FITNESS FOR A PARTICULAR PURPOSE WHERE APPLICABLE AND MERCHANTABILITY SHALL EXTEND BEYOND THE PERIOD OF THE EXPRESS WARRANTY DESCRIBED ABOVE IN NO EVENT SHALL HYDRO RAIN BE RESPONSIBLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES TO PROPERTY WHICH MAY ARISE FROM OR RELATE TO THE PURCHASE OF ...

Page 15: ...dule Station Watering Days Run Time Location Start Times 1 2 3 4 5 6 Applies only when spoke dial IS installed q Hardie Irrigation TECHNICAL ASSISTANCE CALL l 800 231 51 17 PIN 696501 9455 RAILROAD DRIVE EL PASO TX 79924 ...

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