MANUALS · SERVICE BRAKES [35] · страница 114 из 140 · Открыть оригинал PDF ↗

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SERVICE POINTS OF REMOVAL

5.REMOVAL OF VACUUM HOSES WITH CHECK VALVE NOTE

Since the check valve is fit to the vacuum hose, replace
the checkvalve as an assembly unit togetherwith the
vacuum hose if the check valve is defective_

SERVICE POINTS OF INSTALLATION INSTALLATIONOFVACUUMHOSE/6.VACUUM PIPE/s. VACUUM HOSE WITH CHECK VALVE

(1)The vacuum hoseat the engine shouldbe securely
connected until it contacts the hexagonal edge of the
fitting, and then should be secured by the hose clip:
(2)Attach the vacuum hose so that it may be inserted to
dimension illustrated:

ADJUSTMENTOFCLEARANCEBETWEENBRAKE BOOSTER PUSH ROD AND PRIMARY PISTON

Adjust the clearance (A) between the brake booster push
rod and primary piston as follows:

Calculate clearancefrom the B,and D measurements
B-C-D

Standard value:

Таблица в оригинале

Распознанный текст таблицы — требует сверки с оригиналом

Brake booster size	Clearance standard value mm (in.)
8 inch tandem brake booster 7 +	0.85-1.10 (0.033-0.043)
9 inch tandem brake booster	0.65-0.90 (0.026-0.035)

NOTE

Whenbrakeboosternegativepressure(dieselpowered
vehicles: -66.7 kPa [500 mmHg; 20.4 in Hgl, petrol powered
vehicles:-93.3kPa [700mmHg;27.6in.Hglisapplied,
clearancevaluewillbecome0.05-0.30mm(0.0020 -
0.012 in:}.

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