Evaluating the system 1. 6twist on wire nuts.
Ys 4201 Munro Pump Wiring Diagram
Munro smartbox wiring diagram. Low risk of line voltage harming people or pets no need to wonder which relay to use the munro smartbox has a 40 amp relay to work equally well with single phase 34 hp to 5 hp. If you need additional assistance please contact munro pump at 18009424270 or contact your local irrigation wholesaler. The munro smartbox reduced incoming amperage box accepts a low amperage startstop signal to provide all of the benefits of the standard smartbox including loss of prime and run dry protection even when signal amperage is reduced. Connect as shown in wiring diagram on page 6. Position gasket on back of switch plate. Call munro technical support for any questions relating to this product.
Next cross the red and blue wire. After 5 seconds the system should shut off and both the on and up lights should be on. All external devices are powered at reduced 24 volts. Additionally the munro smartbox provides personal protection. Munro smartbox series munro troubleshooting guide smartbox mplc24 shown checking the time delay turn the time delay down to 5 seconds. Available in 24v 110v 220v coils.
Bring power leads and sensor leads into box. 11 common issues this guide was developed to assist you in troubleshooting common centrifugal pump issues for small turf and irrigation applications 5hp and below. Attach ground wires to outlet box grounding screw. Smartbox requires a vertically mounted single gang full size outlet box. The startbox smartbox troubleshooting guides do not apply to 2 wire decoder systems. This is commonly seen in 2 wire systems and with super economical irrigation controllers big box stores.
The on light should turn on. Refer to specific wiring diagram located on inside cover. Munro startbox series p u m p ps t a r t r e l a y u m p s t a r t r e l a y munro start. Strip 12 of insulation from all leads.


















