**ON A/C 301-399,
Subtask 28-42-00-740-058-A
R R C. Discrete Input Parameters (Ref. Fig. 503A/TASK 28-42-00-991-003-A)
R R R R (1) Refer to the TSM only after the Input Parameter state has been found. The grid reference gives the Discrete Input state. For example: - the letter A = the first column and the number 1 = the first row.
R R The grid reference for the first input state is A1. See table 1 for row 1 states
R - the letter R = the last column and the number 8 = the last row. The
R R grid reference for the last input state is R8. See table 8 for row 8 states.
R R Input Parameter values that are defective or not available may be replaced by crosses (xx) or an asterisk.
Table 1 - Program Pins --------------------------------------------------------------------------
|GRID REF| DISCRETE | STATE 1 | STATE 0 | |--------------------------------------------------------------------------| | A1 | ACT1 fitted | Set | Not set | | B1 | Spare 2 | Set | Not set | | C1 | LH & RH Ribs dry (spare) | Set | Not set | | D1 | LH Ribs dry (spare) | Set | Not set | | E1 | ACT 1 Fitted | Fitted |Not fitted| | F1 | ACT 2 Fitted (spare) | Fitted |Not fitted| | G1 | Lbs/Kg | LBS | KG | | H1 | A321/A320 A | A321 | A320 | | J1 | A321/A320 B (spare) | A321 | A320 | | K1 | Program pin parity | Set | Not set | | L1 | Not used | | | | M1 | Not used | | | | N1 | Not used | | | | P1 | Not used | | | | Q1 | Not used | | | | R1 | Not used | | | --------------------------------------------------------------------------
Preselector Increment and Decrement
--------------------------------------------------------------------------|GRID REF| DISCRETE | STATE 1 | STATE 0 | |--------------------------------------------------------------------------| | A2 | Cockpit refuel priority | On | Off | | B2 | Defuel selected | Defuel |No defuel | | C2 | High level test | On | Off | | D2 | Refuel bus powered | Yes | No | | E2 | Refuel selected | Selected|Not select| | F2 | Crossfeed valve monitor | Fail | OK | | G2 | Surge wet W/L - battery refuel | Wet | Dry | | H2 | Refuel panel door open | Open | Not open | | J2 | Battery/Main refuel | Battery | Main | | K2 | Cockpit preselector fault | Fail | OK | | L2 | Refuel panel preselector fault | Fail | OK | | M2 | Refuel indicator fault | Fail | OK | | N2 | Cockpit increment |Increment|Not incr. | | P2 | Cockpit decrement |Decrement|Not decr. | | Q2 | Refuel panel increment |Increment|Not incr. | | R2 | Refuel panel decrement |Decrement|Not decr. | --------------------------------------------------------------------------
Table 3 - Fuel Level (FLSCU1)
--------------------------------------------------------------------------|GRID REF| DISCRETE | STATE 1 | STATE 0 | |--------------------------------------------------------------------------| | A3 | FLSCU1 Left wing low level LS1 | Wet | Dry | | B3 | FLSCU1 Right wing low level LS2 | Wet | Dry | | C3 | FLSCU1 Left wing high level LS3 | Dry | Wet | | D3 | FLSCU1 Left surge high level LS4 | Dry | Wet | | E3 | FLSCU1 Right wing low level LS5 | Wet | Dry | | F3 | FLSCU1 Center low level LS6 | Dry | Wet | | G3 | FLSCU1 Center high level LS7 | Dry | Wet | | H3 | FLSCU1 Left wing low level LS8 | Wet | Dry | | J3 | FLSCU1 Left wing low level LS10 | Dry | Wet | | K3 | FLSCU1 Left wing full A LS11 | Dry | Wet | | L3 | FLSCU1 Left wing full B LS12 | Dry | Wet | | M3 | FLSCU1 Left wing underfull A sensor LS13 | Dry | Wet | | N3 | FLSCU1 Left wing underfull B sensor LS14 | Dry | Wet | | P3 | FLSCU1 Left wing underfull C sensor LS15 | Dry | Wet | | Q3 | Not used | | | | R3 | Not used | | | --------------------------------------------------------------------------
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