Jacobsen HR5111 Service And Repair Instructions page 279

(See Figure 10I-7)
7. Set multimeter to 200
8. Connect multimeter leads to coil as shown.
SECTION 10I. SOLENOIDS
Ω (ohms) range.
Figure 10I-7. Reel Solenoid Coil Test
10I-7
ELECTRICAL SYSTEM
•
Coil Ω (ohms) reading should be approximately
2.98–3.65 Ω (ohms) if reading is correct. Valve
cartridge may be faulty.
•
Coil Ω (ohms) reading is not to specification,
change coil.
10I