|1. Speed pointer is sluggish, does not readily respond to changes of ship's speed; or speed indication is in error.
||1a. Clogged rodmeter, clogged hose, or clogged pipe fittings of manometer.
1b. Friction in manometer shaft at gland, rack teeth, or rack roller.
1c. Friction in transmitter shaft bearings, gearing, or self-synchronous transmitter bearings.
1d. Transmitter dial not on zero when bypass valve is opened.
1e. Friction in master speed repeater, self-synchronous repeater, follow-up motor, or in cam roller carriage.
1f. Friction in self-synchronous speed repeater.
1g. Master speed repeater contacts dirty or out of adjustment.
|1a. Blow out rodmeter. (See Section 20B2.) Vent thoroughly after reinstalling hose. (See Section 19A3.)|
1b. Work grease into gland by turning down grease cup while rotating the shaft slightly. Open gear chamber, and clean shaft, gland, gearing, and roller.
1c. Clean and oil bearings where required. See that miter gears run true, and do not bind.
1d. Set the dial to zero with the bypass valve open. (See Section 20E1.)
1e. Clean and lubricate bearings and gearing. With pointer of master speed repeater at about 20 knots, lift cam roller carriage carefully by hand to check it for free operation on guide rods. Do not allow carriage to drop on the pointer cam.
1f. Clean and oil repeater bearings.
1g. Clean and adjust contacts. See Figure 18-12 for contact clearance.