BLOCK A CYL 7N5443 - Caterpillar

Keep engine speed low until oil pressure registers. If oil pressure does not register within 10 seconds, stop engine and investigate.
Observe air cleaner service indicator. Push release button. If RED piston remains in, or returns to, the visible position, have air cleaner serviced.Operate engine under light load for 5 minutes. Observe gauges frequently during operation. All gauges must indicate in the NORMAL operating range. The ammeter is normal when the indicator is at or on the (+) side of zero.If tractor is equipped with WATER PRESSURE and WATER TEMPERATURE gauges, both gauges should register in the same color ranges.Do not operate when TEMPERATURE gauge indicator is BEYOND color range indicated by PRESSURE gauge. However, the tractor may be operated if PRESSURE gauge indicator is BEYOND color range indicated by TEMPERATURE gauge.