RM3660EC _51 Engine / Hybrid System _080792 NR Series EMISSION CONTROL _0392507 CANISTER G

NR Series EMISSION CONTROL  CANISTER  INSPECTION  


PROCEDURE

Hide 77740 1.INSPECT CANISTER (CHARCOAL CANISTER ASSEMBLY)

a.
A401933

Visually check the canister (charcoal canister assembly).

i.

Visually check the canister (charcoal canister assembly) for cracks or damage.

If cracks or damage are found, replace the canister (charcoal canister assembly).



b.

Check canister (charcoal canister assembly) operation.

i.
A401934C01
1.563,0.25 1.823,0.25 1.823,0.25 1.99,0.979 true 1.26,1.76 1.469,1.76 1.469,1.76 1.573,1.396 true 2.521,1.063 2.625,0.719 2.625,0.719 2.833,0.719 true 1.104,1.667 1.406,1.865 0.302,0.198 10 false *a 2.854,0.635 3.125,0.833 0.271,0.198 10 false *b 1.406,0.156 1.656,0.333 0.25,0.177 10 false *c 2.094,1.698 2.354,1.896 0.26,0.198 10 false *d
*a Vent Line Port
*b Air Line Port
*c Purge Line Port
*d Air


With the purge line port closed, blow 0.5 kPa (0.005 kgf/cm2, 0.1 psi) of air into the vent line port, and check that air flows from the air line port.

If the result is not as specified, replace the canister (charcoal canister assembly).


ii.
A401935C01
1.042,0.229 1.385,0.229 1.385,0.229 1.656,1.292 true 2.375,0.406 2.146,0.406 2.146,0.406 2.031,1 true 2.844,0.76 2.573,0.76 2.573,0.76 2.521,1.052 true 0.875,0.135 1.094,0.365 0.219,0.229 10 false *a 2.875,0.667 3.135,0.865 0.26,0.198 10 false *b 2.417,0.313 2.646,0.521 0.229,0.208 10 false *c 2.958,1.427 3.208,1.615 0.25,0.188 10 false *d
*a Vent Line Port
*b Air Line Port
*c Purge Line Port
*d Air


With the vent line port closed, blow 0.5 kPa (0.005 kgf/cm2, 0.1 psi) of air into the air line port, and check that air flows from the purge line port.

If the result is not as specified, replace the canister (charcoal canister assembly).



c.

Check for air leaks.

i.
A401936C01
2.49,1.031 2.594,0.646 2.594,0.646 2.729,0.646 true 1.979,0.958 1.823,0.24 1.823,0.24 1.635,0.24 true 1.5,1.229 1.25,0.281 1.25,0.281 1.073,0.281 true 2.458,1.979 2.583,1.802 2.583,1.802 2.719,1.802 true 2.74,1.719 3.021,1.938 0.281,0.219 10 false *a 0.885,0.198 1.125,0.365 0.24,0.167 10 false *b 2.781,0.563 3.01,0.76 0.229,0.198 10 false *c 1.469,0.156 1.719,0.354 0.25,0.198 10 false *d
*a Pressure Gauge
*b Vent Line Port
*c Air Line Port
*d Purge Line Port


Connect a pressure gauge to the vent line port.


ii.

With the purge line port and air line port closed, apply 20 kPa (150 mmHg, 5.91 in. Hg) of pressurized air into the vent line port, then confirm that pressure is maintained for 1 minute.

If the result is not as specified, replace the canister (charcoal canister assembly).



Hide 77730B 2.INSPECT NO. 2 CHARCOAL CANISTER SUB-ASSEMBLY

a.
A401937

Visually check the No. 2 charcoal canister sub-assembly.

i.

Visually check the No. 2 charcoal canister sub-assembly for cracks or damage.

If cracks or damage are found, replace the No. 2 charcoal canister sub-assembly.



b.

Check No. 2 charcoal canister sub-assembly operation.

i.
A401938C01
0.635,1.094 0.813,0.792 0.813,0.792 1.01,0.792 true 2.552,1.031 2.729,0.729 2.729,0.729 2.927,0.729 true 1.042,0.698 1.344,0.958 0.302,0.26 10 false *a 2.948,0.646 3.188,0.854 0.24,0.208 10 false *b 0.167,1.375 0.406,1.594 0.24,0.219 10 false *c
*a Port A
*b Port B
*c Air


Blow 0.5 kPa (0.005 kgf/cm2, 0.1 psi) of air into the port A, and check that air flows from the port B.

If the result is not as specified, replace the No. 2 charcoal canister sub-assembly.



c.

Check for air leaks.

i.
A401939C01
0.625,3.042 0.625,2.583 true 2.302,3.021 2.302,2.646 2.302,2.646 2.51,2.375 true 1.5,0.677 1.813,0.677 true 2.615,3.021 2.615,2.552 true 0.552,3.063 0.833,3.281 0.281,0.219 10 false *a 2.24,3.042 2.531,3.25 0.292,0.208 10 false *b 1.344,0.594 1.594,0.802 0.25,0.208 10 false *d 2.563,3.042 2.813,3.25 0.25,0.208 10 false *c
*a Port A
*b Port B
*c Leak Detection Pump Sub-assembly Connector
*d Pressure Gauge


Connect a pressure gauge to the port A.


ii.

With the port B and leak detection pump sub-assembly connector closed, apply 20 kPa (150 mmHg, 5.91 in. Hg) of pressurized air into the port A, then confirm that pressure is maintained for 1 minute.

If the result is not as specified, replace the No. 2 charcoal canister sub-assembly.



d.

Check the leak detection pump sub-assembly.

i.
A401940

Connect a positive (+) lead from the battery to terminal 5 and a negative (-) lead to terminal 1.


ii.

Check that a clicking sound is heard from the leak detection pump sub-assembly.

If the result is not as specified, replace the leak detection pump sub-assembly.